What is the best way to discover if there is water on the surface of mars?

a)
send space probes to mars to study the surface

b)
study the moon’s surface, since it is similar to that of mars

c)
observe the color of mars to see if there are traces of blue

d)
study meteorites on earth, believed to have been rocks from mars

It would be A send a space probes to mars to study the surface like the NASA's Mars Exploration Rover (MER) mission was a robotic space mission involving two Mars rovers, Spirit and Opportunity, exploring the planet Mars.

option a and d is the correct answer

i hope this u

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explanation:

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