A scientist finds seeds of an unknown plant on top of the soil in a desert. She measures the ...

A scientist finds seeds of an unknown plant on top of the soil in a desert. She measures the concentration of two hormones in these seeds. After it rains, she collects more of these seeds, and finds that the concentration of the two hormones has changed. A graph of her results is shown above. Identify the most likely hormones measured by the scientist.
A) hormone 1: gibberellin; hormone 2: cytokinin
B) hormone 1: auxin; hormone 2: ethylene
C) hormone 1: abscisic acid; hormone 2: gibberellin
D) hormone 1: ethylene; hormone 2: auxin