Help me pls i need to answer fast

What can be said about the relationship between triangles and circles? check all that apply. a) many circles can be inscribed in a given triangle b) exactly one triangle can be inscribed in a given circle c) exactly one circle can be inscribed in a given triangle d) many triangular shapes can be circumscribed about a given circle

Math it's appreciated. (picture provided)

Ineed someone to me answer my question i have to have this done and knocked out