What is a common cause of the error "Failed to load module: Expected a JavaScript module script, but the server responded with a MIME type of text/html" in web development?
a. The JavaScript file is not correctly linked in the HTML document.
b. The server is returning an HTML page instead of a JavaScript file due to a misconfiguration or incorrect file path.
c. The JavaScript module is missing a version number in the file name.
d. The browser's cache needs to be cleared to resolve the issue.