The correct modal verb to fill the given blank and complete the sentence would be:
D). has to
- The modal verb 'has to' denotes 'necessity or compulsion' of an action, object, or event in the sentence.
- In the given sentence, the speaker talks about the necessity or the obligation of carrying a passport along with a visa when one is planning to travel across the world or any of its countries other than his/her native country.
- The other options are incorrect as 'should' denotes 'suggestion,' 'ought to' denotes 'duty + suggestion,' and 'must' denotes 'obligatory advice.'
- Since the sentence shows the necessity, thus, option D is the correct answer.
Learn more about 'modal verbs' here:
brainly.com/question/18428112
