The Phrase "When You Hear Hoofbeats,think Horses,not Zebras" Applies to Genetics

Multiple Choice

The phrase "When you hear hoofbeats,think horses,not zebras" applies to genetics in that

A) horse breeders need to know genetics to select which horses to cross.
B) transgenic zebras may have horse genes.
C) transgenic horses may have zebra genes.
D) syndromes with seemingly unrelated symptoms are often inherited.
E) inherited diseases are very rare compared to other types of diseases.