Answer:
how many curl-ups you can do at a constant rate of time.
Explanation:
The curl-up test measures student's ability on how many correct curl-ups they can do at a constant rate of time.
Answer: The curl-up test measures how many curl-ups you can to at a constant rate of time.
If you have a multiple answer question then I would say that it is C. Muscular endurance.
Hope this helps some.
