A physical quantity `X `is give by the relation `X = (2h^(3)I^(2))/(2sqrt(n))` The percentage error in the measurement of k ,I, m and n are `1% ,2%, 3%` and `4%` respectively The value of X is uncertain by

Options

A. `10 %`
B. `12%`
C. `8%`
D. none of these

Answer

B