When Inmarsat-B and Inmarsat-C terminals are compared:

Correct Answer: Option C — Inmarsat-B units provide greater communications capabilities, with the trade-offs of greater size, weight, installation expense and initial cost.

Under USCG National Maritime Center examination standards, the accepted correct answer is: Inmarsat-B units provide greater communications capabilities, with the trade-offs of greater size, weight, installation expense and initial cost..