Ellas son_gruñonas_. Ellas (plural), ella (singular)
Answer:
Hola, María, ¿Cómo ---estas---hoy?*
Explanation:
Yo tengo (un) cuaderno grande para la clase de matemáticas.
1. "They want the boots" = D. quieren las botas.
Quieren is short for Ellos/Ellas/Ustedes quieren, which means They want. A is incorrect because it refers to You = Vosotros. B is incorrect because it refers to third person singular - He/She/It = El/Ella/Usted. C is incorrect because it refers to We = Nosotros.
2. "Prefiero la gorra roja" = B. I prefer the red cap.
This is becaise Prefiero is short for Yo prefiero, which is the first person singular I.
3. El cadejo is B. a mythical dog.
It is a supernatural being in Mexican folklore.
4. B. Sawdust is used to make special carpets in Honduras. This process was introduced in 1936.
Answer: Esta
Explanation: there’s not a lot of context but it makes sense because esta means “is” and the sentence would translate to “he is in the class”