laravelでうまくルーティングされない

Route::get('questions/{book}', [QuestionController::class, 'create'])->name('questions.create');
Route::post('questions/{book}', [QuestionController::class, 'store'])->name('questions.store');

<?php

namespace App\Http\Controllers;

use App\Http\Requests\QuestionRequest;
use App\Models\Question;

class QuestionController extends Controller
{
    public function create($book) {
        return view('question.create',['book' => $book]);
    }

    public function store(QuestionRequest $request, Question $question, $book) {
        $question->question = $request->question;
        $question->answer = $request->answer;
        $question->user_id = $request->user()->id;
        $question->save();
        return view('home');
    }
}

@extends("layouts/app")
@section('title', '作成')
@section('content')
@include('layouts/nav')
<div class="container" style="max-width: 1000px;">
    <div class="row">
        <h3 class="mt-2">問題を新規作成</h3>
        <div class="mt-5">
            <input type="text" placeholder="タイトルを入力してください" class="form-control border-bottom bg-light p-0" id="title" style="border:none; border-color: inherit; box-shadow: none;">
        </div>
        <form action="{{ route('questions.store', ['book' => $book]) }}" method="post">
　　　　　　　　　　　　　　　　##省略
            <div class="text-end mt-3">
                <button class="btn btn-primary col-3 pt-3 pe-2 ps-2  pb-3 fs-5" type="submit">作成する</button>
            </div>
        </form>
    </div>
</div>
@endsection