THE_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ‚À´PAYLOAD‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖŒÄ_IN_A_COMMUNICATION_SATELLITE_CONSISTS_OF__________?$#

• A. power amplifiers
• B. batteries
• C. transponders
• D. transducers