Question

which is an advantage of using space observatories for space exploration? allows scientists to send a crew into space allows scientists to repair damaged satellites allows scientists to collect samples with a rover allows scientists to avoid the effects of light pollution

Explanation:

Space observatories are above Earth's atmosphere, escaping light - pollution which affects ground - based observations. Other options are not unique advantages of space observatories for space exploration. Sending a crew is not a typical feature of space observatory use, and rovers are not related to space observatory advantages. Repairing satellites is not the main advantage of space observatories.

Answer:

allows scientists to avoid the effects of light pollution