Answer:
Step-by-step explanation:
Multiples of 16:
Multiples of 20:
Here are the options verified:
- A. 4 and 20. Incorrect. It takes a while to get to 80 by 4's.
- B. 8 and 10. Incorrect. Same thing goes with A, but with 8's.
- C. 16 and 20. Correct.
- D. 12 and 40. Incorrect. 12 is not a multiple of 80.
Option C is your answer.