Which pathogen must attach itself to another living organism in order to survive, grow, and reproduce?

so we know the answer cannot be c because no insect or animal starts as an adult

the answer is a. a swimming larvae

because since they are sea animals they automatticaly have to know how to swim they cannot just sink to the bottom

sorry if this is the incorrect answer.

answer(c); cultural values may have affected jack's grandmother's and aunt's belief about extended family;