Eyes make it possible to see which of the following?
a.
the size of an object
b.
the color of an object
c.
the motion of an object
d.
all of the above

D.  All of the above

Explanation:

Think about it.

Can you see how big or small an object is? Unless in very special cases, the ordinary person can.

Can you see the color of an object? Unless you are color blind (missing color recepticles in your eyes), then yes you can.

Can you see the motion of an object? Unless the object is not moving, or you cannot see, then yes.

~

i don't know, you need to give me some answers.

explanation:

distance = 150m

displ = root (50 ^2 + 100^2)

root(2500+10000)

root 125000