Which Two Statements Describe the Traits of an Asynchronous API

Multiple Choice

Which two statements describe the traits of an asynchronous API call? (Choose two.)

A) Code execution blocks or waits for the call to an API to return.
B) A callback function typically is used to process the response from an API call.
C) A call to an API does not block the code, but rather it allows application processing to continue.
D) The end user can experience latency or performance lag while waiting for the API call to return.
E) The order in which API calls return can be guaranteed.