Please answer this for me

i think im pretty sure its A

some fungi obtain their nutrients from a living host (plant or animal) and are called most biotrophic fungi have fairly narrow host ranges—they are specialized on a limited called rhizomorphs that allow the fungus to grow from one tree to another. ascospores are formed inside a sac-like structure called an ascus. so your answer is a

meiosis is the first to occur after the nuclei of opposite of opposite mating types fuse