What is possible cause when a 3xx status code is returned to the HTTP Request operation from the external API?

A mule application uses an HTTP request operation to involve an external API.

The external API follows the HTTP specification for proper status code usage.

What is possible cause when a 3xx status code is returned to the HTTP Request operation from the external API?
A . The request was not accepted by the external API
B . The request was Redirected to a different URL by the external API
C . The request was NOT RECEIVED by the external API
D . The request was ACCEPTED by the external API

Answer: B

Explanation:

3xx HTTP status codes indicate a redirection that the user agent (a web browser or a crawler) needs to take further action when trying to access a particular resource.

Reference: https://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html