Which statement explains the role of rovers in space exploration? 1.run tests on soil and rock samples 2. orbit earth observing distant galaxies 3. carry astronauts and equipment into space 4. launch from earth, carrying astronauts that perform research

4. Launch from Earth, carrying astronauts that perform research.

Explanation:

A rover is a vehicle which is used for the purpose of space exploration. It is required to be launch from the earth. It helps to move across the entire surface of the planet or any other celestial body. It is designed in such a way to transport the human spaceflight crew members so that they can observe the planet directly. These can land on the celestial body, they can collect the information and may also take the samples from the celestial body. The rovers can collect rocks, dust and can take photographs in space. Hence, they are useful in finding about the facts of the universe and will help in research.

the dark variety, as they are not visible on the dark tree barks

explanation:

it's c. (to reduce the greenhouse effect/carbon gasses)