Fill in the blank with the most suitable verb:
________ you often travel abroad?
A verb is used to express an occurrence, action, or state. It is the grammatical centre of the predicate in a sentence.
An auxiliary verb is a verb which gives is used in the formation of tenses, moods, tones, etc.
Option A is correct as often indicates the use of present simple tense. Also, the subject here is you.
The other options are wrong as no other tense other than present simple tense can be used.
The correct answer is A)do