Besides Recombination,what Other Event in Meiosis Increases the Genetic Diversity

Besides recombination,what other event in meiosis increases the genetic diversity of the gametes?

A) the way in which chromosomes are replicated in meiosis II
B) the random line-up and separation of maternal and paternal chromosomes
C) the random exchange of DNA segments between paternal chromosomes
D) the random exchange of DNA segments between maternal chromosomes
E) the random way in which gametes fuse together to make uniquely different sperm and eggs