Complete

the sentences using the appropriate connective adverb from the brackets.

1.

(if / when / therefore) the OOW is busy himself, he must ensure that the other

lookout at disposal is sharp and absolutely vigilant.

2.

(yet /

then / obviously), navigation in waters with limited sea room and limitless

hazards to vessel movement requires a very specialized skill set.

3.

(although

/ otherwise / as well) a seafarer is qualified to handle such situations, it

basically comes down to handling time and allocating importance in the best

possible way. 

4.

(moreover

/ therefore / otherwise), all the above mentioned important points must be

taken into deep regard in performing the OOW’s to his finest in coastal and

congested waters.

5. Adjust the course in

case the vessel seems to be going off track.