This is a photograph of a maritime forest on the coast of south carolina. notice the spanish moss hanging from the tree branches. spanish moss is a and the oak tree is its host.
a) predator
b) parasite
c) producer
eliminate
d) disease agent

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