Step 1: Understanding the family relationship.
In Spanish, “cuñada” refers to a sister-in-law, i.e., the wife of one’s brother or the sister of one’s spouse.
Step 2: Grammar and vocabulary.
- “Cuñado” = brother-in-law
- “Cuñada” = sister-in-law
These terms are used to describe relationships by marriage rather than by blood.
Step 3: Analysis of options.
- (1) La mujer de mi tío → means “my aunt.”
- (2) La madre de mi primo → means “my aunt.”
- (3) La mujer de mi hermano → Correct — “my brother’s wife.”
- (4) La hermana de mi padre → means “my aunt.”
Step 4: Conclusion.
Thus, “cuñada” means the wife of my brother.