I think is the third one, because in the giving sentence it says: I don’t like doing sports, so I think the third one fit in for that.
La camiseta es de <span>D. algodón</span>
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Answer: 1. Voy a hacerla/ la voy a hacer
2. No necesitamos llevarlos/ No los necesitamos llevar
3. Marcos está pidiéndolo/ Marcos lo está pidiendo
4. Debe llamarlos/ Los debe llamar
Explanation:
We use la-las-lo-los according to genre and number of the noun we are referring to. In exercise 1 we refer to the "maleta" which is female and singular, so we use LA. In exercise 2, "Los pasaportes" are masculine and plural so we use LOS. In case 3, "el folleto turístico" is masculine and singular, so we use LO. And finally in exercise 4, "Los padres" are masculine and plural too, so we use LOS again.
Answer:
Las muchachas son rubias.
:)
