Which statement is true about convection currents in the Earth's atmosphere and oceans?
A. The ocean currents in the atmosphere are created by the radiant energy from the Sun, and the currents in the oceans are created by volcanoes.
B. Most of the convection currents in the Earth's atmosphere and oceans are a direct result of the radiant energy from the Sun.
C. Currents in the atmosphere and in the ocean are caused by the gravity of the Moon.
D. The ocean currents in the atmosphere are created by volcanoes, and the currents in the oceans are created by the radlant energy from the son