Dr. Paul is blood type O. His father was blood type A and his mother was blood type B.

What were the
genotypes of his parents and what are the possible blood types and ratios expected for crosses
involving Dr. Paul's parent's genotypes?

brain development. a child's brain undergoes an amazing period of development from birth to three—producing more than a million neural connections each second. the development of the brain is influenced by many factors, including a child's relationships, experiences and environment.

explanation:

the correct answer is d

idk let me see fdfdgdg