During Bacterial Conjugation, Interrupted Matings Yielded the Following Information: Leu

Multiple Choice

During bacterial conjugation, interrupted matings yielded the following information: leu 10 minutes, arg 8 minutes, str 15 minutes, and amp 12 minutes. Based on this information, the order of the genes beginning at the origin is

A) leu- arg- str- amp.
B) amp- arg- leu- str.
C) arg- amp- leu- str.
D) arg- leu- amp- str.
E) str- amp- leu- arg.