Which of the Following Is a Difference Between How a Frog

Which of the following is a difference between how a frog and Chytridiomycetes obtain energy?

A) Frogs ingest their food, while Chytridiomycetes secrete digestive enzymes
B) Chytridiomycetes ingest their food, while frogs secrete digestive enzymes
C) Frogs are heterotrophs, while Chytridiomycetes are phototrophs
D) Chytridiomycetes are heterotrophs, while frogs are phototrophs
E) Frogs are autotrophs, while Chytridiomycetes are phototrophs