nasas first attempt to achieve human space flight was called the\n○ apollo program.\n○ gemini program.\n○…

nasas first attempt to achieve human space flight was called the\n○ apollo program.\n○ gemini program.\n○ mercury program.\n○ explorer program.

nasas first attempt to achieve human space flight was called the\n○ apollo program.\n○ gemini program.\n○ mercury program.\n○ explorer program.

Answer

Brief Explanations:

The Mercury program was NASA's first human - spaceflight program, running from 1958 - 1963. The Apollo program was for moon landings, the Gemini program followed Mercury and focused on long - duration spaceflight and space rendezvous, and the Explorer program was for unmanned space probes.

Answer:

C. Mercury program