Which option shows the correct use of quotations

A Dr. Robert Goddard devoted his life to scientific research and testing NASA 2017
B United States geological survey saving salamanders bio to ecosystem health USGS website release December 13, 2016
C The Civil War tour part the nation states fought one another from 1861 to 1865 when the war ended 750000 Americans had died in 4 million people had been freed from slavery
D According to NASA Robert Goddard had a lifetime devoted researching NASA 2017

1 answer

D According to NASA, "Robert Goddard had a lifetime devoted to researching" (NASA, 2017).