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
Write down 4 health conditions you or a family member have or had, make sure to use the vocabulary words that you learned in this unit, so you can write about maybe a time you got sick with a disease or maybe if someone in your family has asthma or anything like that!