Respuesta :

The combined number of AB patients is 33.

The total number of patients is 714.

To find what percent a part is of a total, divide the part by the total and multiply by 100. Here, the part is 33. The total is 714.

33/714 * 100 = 0.0462 * 100 = 4.62%

Answer: D. 4.6%