Answer:
b. Tus
Explanation:
The adjective is in second person (tu), and in plural, since you are talking about the dogs, so it ends with an s("los perros").
Match term and definition
Answer 1: Las peras A) son pequeñas, verdes y blancas.
Answer 2: La sandía D) es grande, roja y verde.
Answer 3: El pan B) es largo, bueno y blanco.
Answer 4: La cebolla C) es marrón y blanca.
Hope this helps!