In a flower sperm is made by the filament pistil ovary or anther

This is a type pf behavior that animals are born with and them to survive

I’m stuck on this question cuz i’m stupid sksksksk

Cathy hypothesized that corn would not grow in mud. to test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. to her surprise, the kernels in the mud grew faster than the kernels in the soil. what error might have caused these unexpected results? a. wrong hypothesis b. not enough variables c. undefined control d. too many variables