Answer:roll it down a hill
Explanation:of you roll it down a hill the item builds energy
Are there answer choices or do you just need an answer?
Cnidarians can detect and respond to stimuli equally from
all direction. The nerve nets spread radially around their body could
be a reason for such response. The correct answer between all the
choices given is the third choice or letter C. I am hoping that this answer has
satisfied your query and it will be able to help you in your endeavor, and if
you would like, feel free to ask another question.