Why Does Conjugation with an Hfr Donor Result in a Much

Multiple Choice

Why does conjugation with an Hfr donor result in a much higher rate of gene transfer than conjugation with an F+ donor?

A) An F+ donor makes fewer pili.
B) The Hfr donor segment must undergo recombination in the recipient.
C) An F+ donor's T strand is slow to reach the pilus.
D) The Hfr donor transfers genes from the chromosome and not the plasmid.
E) The F+ donor segment must undergo recombination in the recipient.