9-29C4 D
 Which of the following is characteristic of an Inmarsat-C antenna?
A. The antenna is RHC polarized with a cardioid radiation pattern.
B. The antenna is vertically polarized and highly directional.
C. The antenna is horizontally polarized and omni-directional.
D. The antenna is RHC polarized with an omni-directional radiation pattern. 
