The answer is D, the middle number. cause the median is found be arranging the numbers from smallest to largest and finding the one in the middle, if that makes any sense :/
Einstein's energy mass equivalence relation say that if the whole given mass is converted to energy then it would be

where
m = mass in kg
c = speed of light in m/s
this is the origination of quantum physics and by this formula we can relate the dual nature of light and particle
So correct relation above will be

Gravity pulls objects down to the earth
194db is the loudest Sound wave
I think the answer is ruthorford