The pilot descended the plane flying lower 5000m .after that the pilot incresed 3 over 5of the height of the plane and the current height of the plane is 25000m .what is the initial height of the plane before they denscended the plane (the answer had been given by my teacher it is 16875

I am pretty sure that the sentence which corrects this statement for active voice and maintains the same idea is the sentence from the last option represented above : He gave several reasons to support his viewpoint. I consider this one as a correct because active voice is when the verb of the sentence performs the action, in this case the verb is 'gave'. if im correct bro