Statement-1: Half life of a certain radioactive element is 100 days . After 200 days , fraction left undecayed will be `25%`.
Statement-2: `(N)/(N_(0)=((1)/(2))^(n)` , where symbols have standard meaning.
A. Statement-1 is True, statement-2 is True, Statement-2 is a correct explantion for Statement-1.
B. Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-1
C. Statement-1 is True, Statement-2 is False.
D. Statement-1 is False, Statement-2 is True.