Amongest `H_(2)O,H_(2)S,H_(2)Se` and `H_(2)Te` the one with highest boiling point is :
A. `H_(2)O` because of hydrogen bonding
B. `H_(2)Te` because of higher molecular mass
C. `H_(2)S` because of hydrogen bonding
D. `H_(2)Se` because of lower molecular mass