What is referred to by 'cook islands'?

Based on the clue 'coo the executive responsible to the board for the...', what is the answer? What is referred to by 'cook quivers'? Based on the clue 'cook boneless this fowl until the internal temp is...', what is the answer? Based on the clue 'cook eggs quickly on one side then flip em cook e...', what is the answer? Based on the clue 'cook up a sauce for chicken or fish with lemon th...', what is the answer? Based on the clue 'cook up some bitochki in moscow youll feast on th...', what is the answer? Based on the clue 'cook was 26 when he joined the navy hed spent the ...', what is the answer? What is associated with: cook was in this island group when he was killed on valentines day in 1779?