Fiz exatamente o que a professora fez mas quando eu clico nas setas ela não muda as imagens, nem clicando nas barras em baixo. Resumindo, não há a troca de imagens. Segue o código:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>fruta e fruto</title>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css"
integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
<link rel="stylesheet" type="text/css" href="src/style.css">
</head>
<body>
<header>
<nav class="navbar navbar-expand-lg navbar-light bg-light">
<a class="navbar-brand" href="#">Fruta & Fruto</a>
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse justify-content-end" id="navbarNav">
<ul class="navbar-nav">
<li class="nav-item active">
<a class="nav-link" href="#"><span class="sr-only">Início</span></a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Receitas</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Quem somos</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Contato</a>
</li>
</ul>
</div>
</nav>
</header>
<div class="bd-example">
<div id="carouselExampleCaptions" class="carousel slide" data-ride="carousel">
<ol class="carousel-indicators">
<li data-target="#carouselExampleCaptions" data-slide-to="0" class="active"></li>
<li data-target="#carouselExampleCaptions" data-slide-to="1"></li>
<li data-target="#carouselExampleCaptions" data-slide-to="2"></li>
</ol>
<div class="carousel-inner">
<div class="carousel-item active">
<img src="src/img/carrossel-img1.jpg" class="d-block w-100 imagem-carrossel" alt="...">
<div class="carousel-caption d-none d-md-block">
<h5>First slide label</h5>
<p>Nulla vitae elit libero, a pharetra augue mollis interdum.</p>
</div>
</div>
<div class="carousel-item">
<img src="src/img/carrossel-img2.jpg" class="d-block w-100 imagem-carrossel" alt="...">
<div class="carousel-caption d-none d-md-block">
<h5>Second slide label</h5>
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p>
</div>
</div>
</div>
<a class="carousel-control-prev" href="#carouselExampleCaptions" role="button" data-slide="prev">
<span class="carousel-control-prev-icon" aria-hidden="true"></span>
<span class="sr-only">Previous</span>
</a>
<a class="carousel-control-next" href="#carouselExampleCaptions" role="button" data-slide="next">
<span class="carousel-control-next-icon" aria-hidden="true"></span>
<span class="sr-only">Next</span>
</a>
</div>
</div>
