Which of the Following Has Placed Martian Rocks in the Hands

question 31

Multiple Choice

Which of the following has placed Martian rocks in the hands of scientists on Earth?

• A) A rover on Mars sent a sample back to Earth.
• B) A sample return mission by the former Soviet space exploration program.
• C) Rocks brought back by astronauts from the Moon whose Martian origin was established by their chemical makeup and red color.
• D) Meteorites collected from Antarctica,the gases within them indicating that they were blasted from Mars by an impact.