Select the correct answer. Who was the pioneer in public health that described how DDT (Dichlorodiphenyltrichloroethane) might increase the risk of cancer and birth defects? Herbert Needleman William Farr Irving Selikoff Rachel Cars

The correct answer is **Rachel Carson**. She is known for her pivotal work in raising awareness about the dangers of pesticides, particularly DDT, in her book "Silent Spring," where she discussed its potential impacts on health and the environment, including cancer and birth defects.