Question 1: Unlike the United States Navy, personnel
in the ________ and
other Commonwealth navies addressing a Lieutenant-Commander do not
abbreviate the rank to "Commander".
Question 4: Lieutenants were commonly put in command of smaller vessels not
warranting a Commander or Captain: such a Lieutenant was called a
"Lieutenant Commanding" or "Lieutenant Commandant" in the United States
Navy, and a "Lieutenant in Command", "Lieutenant and
Commander", or "Senior Lieutenant" in the ________.