1.

Both the earth and the moon are subject to the gravitational force of the sun. As observed from the sun, the orbit of the moon'

Answer»

will be ELLIPTICAL
 will not be STRICTLY elliptical because the total gravitational force on it is not central 
is not elliptical but will necessarily be a closed curve 
DEVIATES considerably from being elliptical due to influence of PLANETS other than the earth 

Answer :B


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