Which of the following statement is correct?

• A. A spin stabilized satellite uses solar panels whose cells are continually oriented toward the sun
• B. satellite transponders use a single frequency for reception and transmission from one point on earth to another
• C. A spin stabilized satellite uses solar panels whose cells are continually oriented toward the sun
• D. A spin stabilized satellite used solar cells mounted on a cylinder body that continuously rotates so that 40 a time and it also uses gyroscopic action of a spinning satellite to maintain its orientation towards the earth and the sun