Which Statement About the Essential Amino Acids Is True

Which statement about the essential amino acids is true?

A) Only a few animals have essential amino acids.
B) Ingesting a surplus of one essential amino acid can compensate for a shortage of another.
C) Certain combinations, such as beans and corn, supply all eight of the essential amino acids in humans.
D) Acetyl groups can be combined with amino groups to produce many of the essential amino acids.
E) Human infants and adults require all the same essential amino acids.