Answer:
D cancer
Step-by-step explanation:
A multiple sclerosis
B hemophilia
C sickle cell anemia
D cancer
Cancer is a type of disease that results from uncontrolled growth of cancer, malignant or tumor cells within the body.
Normal somatic cells only divide when necessary as a result of regulation. Due to a mutation that removes this regulation, cancer cells continuously divide and invade other cells within the body. This abnormal cell division leads to what is known as cancer.
The correct option is D.