Use the drop-down menu to complete each statement. One of einstein's major contributions to the study of physics was his theory of. Einstein's theories argued that the knowledge acquired through was not always accurate. In introducing his theories involving , freud tried to explain human behavior and emotion.

Mason drew the cladogram shown. i give the brainliest which statements best describe the cladogram? check all that apply. reptiles are the most primitive. birds and reptiles are most closely related. frogs are more closely related to fish than birds. frogs are more closely related to birds than fish. fish are the most primitive.