Traits Are Critical in the Study of Phylogeny Because

Multiple Choice

Traits are critical in the study of phylogeny because

A) a phylogenetic tree is a hypothesis about evolutionary relationships.
B) we use observations of traits to infer patterns of ancestry and descent among populations.
C) by mapping individual traits onto a phylogeny we have already created, we can study the sequence and timing of evolutionary events.
D) A and C
E) B and C