2) Although the two viewpoints differ on the evolutionary path of dinosaurs, they do agree on one point. What do the two viewpoints
have in agreement?
A)
Dinosaurs evolved much later than birds or reptiles,
B)
Dinosaurs, reptiles, and birds have a common
ancestor.
C)
Because of genetic weaknesses, dinosaurs are now
extinct
D)
The branch containing dinosaurs evolved before
either reptiles or birds.