Answer:C: the number of the noun
Explanation:
When we use possessive adjectives like tu, tus, mis etc we are matching them with the number of the noun, plural or not, example,
"Tus calcetines"
TUS is a plural possesive adjective and calcetines is the plural noun of calcetin
"TU calcetin"
TU is singular, and calcetin is a singular noun
No lo como
Hope that helped
6. they have taken the train
3. you have packed your bags
5. you have put your passport in the backpack
7. you have traveled by cruise?
8. The boy got his boarding pass
12. the inspector has written in the form
sorry it's out of order
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