Which Statement Concerning Alternation of Generations Is True

Which statement concerning alternation of generations is true?

A) When two haploid gametes fuse, a diploid organism is produced.
B) The multicellular, gamete-producing organism is diploid.
C) The multicellular, spore-producing organism is haploid.
D) In heteromorphic alternation of generations, the two generations are identical.
E) Individual spores are diploid.