Fill in the blank with the most appropriate word.
Last weekend I _____ some friends and we _____ a meal.
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 D is correct as last weekend indicate the use of past simple tense. Also, have is used as the main verb here.
The other options are wrong as no other tense other than past simple tense can be used.
The correct answer is D) saw/had