Which part of a sentence typically contains the main action or new information in academic writing?

A.
The rheme

B.
The object

C.
The subject

D.
The theme

A. The rheme

The part of a sentence that typically contains the main action or new information in academic writing is the rheme. Therefore, the correct answer is A. The rheme.

In academic writing, the part of a sentence that typically contains the main action or new information is known as the rheme. The rheme comes after the theme and is the element that provides the focus or the main point of the sentence. It usually includes the verb and any other words or phrases that convey the main action or information.

To identify the rheme in a sentence, you can follow these steps:
1. Find the verb in the sentence.
2. Determine if there are any words or phrases that modify or complement the verb, adding additional information to the main action.
3. Once you have identified the verb and any related words or phrases that convey the main action or information, you have found the rheme.

So, the correct answer is A. The rheme typically contains the main action or new information in academic writing.