`Aa n dB` toss a fair coin each simultaneously 50 times. The probability that both of them will not get tail at the same toss is `(3//4)^(50)` b. `(2//7)^(50)` c. `(1//8)^(50)` d. `(7//8)^(50)`

Options

A. `((3)/(4))^(50)`
B. `((2)/(7))^(50)`
C. `((1)/(8))^(50)`
D. `((7)/(8))^(50)`

Answer

A