The nuclear process that takes place when a hydrogen bomb is exploded is of the same nature as the process :
Asteroids revolve around the sun between the orbits of the planets:
(a) Mars and Earth
(b) Venus and Mars
(c) Jupiter and Mars
(d) Mars and Saturn
Which of the following is NOT a planet of the sun?
(a) Sirius
(b) Mercury
(c) Saturn
(d) Earth