Score:
if an animal has both male and female reproductive organs, it is called
duosexual
a hermaphrodite
a dueterostome
bisexual

a hermaphrodite

A hermaphrodite is an animal that exhibit complete or partially developed reproductive organs of both male and female sex and these animals also produce gametes associated with these sex organs. The types of hermaphrodite is as follows:

Protandry: When an animal is born with male sex organ and later on the sex changes to female.

Protogyny: When an animal is born with female sex organ and the sex organ changes to male.

Bidirectional sex change: When an animal is born with female and male sex organs, but may either act as female and male during different life stages.

idk

explanation:

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.