Question

Dr. Greg Olsen said he loved space. He was willing to pay “about $20 million for the trip . . . He also took responsibility for his own training.” Knowing the root “astro” refers to space, what word could we use to describe Dr. Olsen?

A.
Astrophysicist

B.
Astronaut

C.
Astrophile

D.
Astronomer

2 years ago