Future perfect tense can be used to look back at an event or occurrence from a time in the future or to make a prediction. The correct perfect tense to be used in this sentence is;
The future perfect tense can be used to fill up the blank space here. The sentence can thus be rendered thus;
The cruise ship <u>will have arrived</u> at the last port of call before I finished packing.
This indicates that the ship will be at the port before the narrator finished packing. It is like a prediction of something that will happen in the future.
Therefore, option D is correct.
Learn more here:
brainly.com/question/22326167
Utterly bewilder or perplex (someone)."maladies that have mystified and alarmed researchers for over a decade"<span>synonyms:<span><span>bewilder, </span><span>puzzle, </span><span>perplex, </span><span>baffle, </span><span>confuse, </span><span>confound, </span><span>bemuse, </span><span>bedazzle, </span>throw</span></span>
