What do we mean when we use the terms monohybrid cross and dihybrid cross?

A)A monohybrid cross involves a single parent, whereas a dihybrid cross involves two parents.
B)A monohybrid cross produces a single progeny, whereas a dihybrid cross produces two progeny.
C)A dihybrid cross involves organisms that are heterozygous for two characters and a monohybrid cross involves only one.
D)A monohybrid cross is performed for one generation, whereas a dihybrid cross is performed for two generations.
E)A monohybrid cross results in a 9:3:3:1 ratio whereas a dihybrid cross gives a 3:1 ratio.