Rachek Carson was born in 1907...

Câu hỏi: Rachek Carson was born in 1907 in Springsdale, Pennsylvania. She studied biology in college and zoology at Johns Hopkins University, where she received her master’s degree in 1933. In 1936, she was hired by the US Fish and Wildlife Service, where she worked most of her life.

A. Zoology 

B. Literature 

C. History    

D. Oceanography