How does an adult hydra produce a new hydra?

a. by developing a seed

b. by making a spore

c. by growing a bud

d. by splitting itself into two equal parts

"By growing a bud" is the one way among the following choices given in the question that an adult hydra produce a new hydra. The correct option among all the options that are given in the question is the third option or option "C". I hope that this is the answer that has actually come to your desired help.