In Spanish, the feminine articles that mean "the" are:
- La (singular)
- Las (plural)
The articles Una and Unas mean "a" or "some" and are also feminine but do not directly translate to "the."
To clarify:
- La = The (singular, feminine)
- Las = The (plural, feminine)
- Una = A/An (singular, feminine)
- Unas = Some (plural, feminine)
So, the correct pairs in your list that refer to "the" in Spanish are Las, La and La, Las.