What is the adjective form of the word 'sea'?

এই টপিকের আরও কিছু প্রশ্ন:

• ____ you have a driver’s license and two major credit cards, that company will not accept ...
• He has a good command ————— English.
• He never comes first because he hardly works hard. Here 'hard' is a/an -
• The wheels of change have been set in ————.
• After the initial setback, all the ——— Programmes were conducted successfully.