Answer:
The correct option is D
The statement is a common assertion.
Explanation:
The statement "Our deficits cut by more than half" is a common assertion.
A statement isn't a fact until it is proven to be true.
An assertion is a confident and forceful statement of fact or belief.
The statement is either a fact or just a mere belief, we don't know which one it is for sure, so, the best option is COMMON ASSERTION.