Please Use the Following Information to Answer the Question(s) Below

Please use the following information to answer the question(s) below.
A man who is an achondroplastic dwarf with normal vision marries a color-blind woman of normal height. The man's father was 6 feet tall, and both the woman's parents were of average height. Achondroplastic dwarfism is autosomal dominant, and red-green color blindness is X-linked recessive.
-Mendel's second law of independent assortment has its basis in which of the following events of meiosis I?

A) synapsis of homologous chromosomes
B) crossing over
C) alignment of synapsed pairs of homologous chromosomes on the metaphase plate
D) separation of homologs at anaphase
E) separation of cells at telophase