When Comparing the Gene Coding for Cytochrome C in Several

Multiple Choice

When comparing the gene coding for cytochrome c in several species, it was noted that humans and chimpanzees share the identical amino acid sequence with a change in only one location. This means that

A) humans and chimpanzees can mate and produce viable offspring.
B) humans evolved from chimpanzees.
C) over time, chimpanzees will eventually evolve into primitive humans.
D) humans and chimpanzees are closely related in evolutionary time.
E) there is nothing particularly informative about this discovery.