Answer:
B
Explanation:
Two Houston surgeons, Michael E. DeBakey and Denton Cooley, have been in the forefront in developing heart surgery and heart transplantation. DeBakey and his team performed the first successful coronary artery bypass graft procedure on November 23, 1964.
50 is your correct answer
Answer:
Overpopulation, Pollution, Burning Fossil Fuels, and Deforestation
Explanation:
I did this in a test and got it right!