need help

A. from the data given, what have you oberved:

1. Respirator 1 a:
2. Respirator 1 b:
3. Respirator 1 c:

B. What us the rëlationship of time to volüme based on the graph?

C. What can you conclude from the observed data on time and völume during cellular respiration?

Ps: Respirator 1 a is mëdium shäde, respirator 1 b is därker shäde, and 1 c is light shäde (graph)​