Gravitys Rainbow is written byA．John Hawkes.B．Kurt Vonnegut.C．Thomas Pynchon.D．Joyce Carol

Gravitys Rainbow is written by

A．John Hawkes.

B．Kurt Vonnegut.

C．Thomas Pynchon.

D．Joyce Carol Oates.

请帮忙给出正确答案和分析，谢谢！