TO PROVIDE TELESCOPES FOR THEM TO OBSERVE THE NIGHT SKY
D. It provides telescopes for them to make observations of the night sky.
Step-by-step explanation:
SETI IS search for extraterrestrial intelligence. This search involves the uses of large radio telescopes. Using the telescopes scientist involved in SETI is used to detect the radio signals ; it is an effort of the scientist to detect the technological activities that may used elsewhere in the universe.
The two goals of the SETI is to do useful activities work by supporting the observational analysis to detect the intelligence life outside the earth and participating in the volunteer computing process.