Quels is actually the correct answer because animaux is plural
You use the passé composé when talking about specific actions that were completed in the past.
You will either have 'avoir' or 'être'.
Avoir: J'ai, Tu as, Il / Elle a, Nous avons, Vous avez, Ils/ Elles ont
Être: Je suis, Tu es, Il / Elle est, Nous sommes, Vous êtes, Ils/ Elles sont
Answer:
Means: Yves is wearing (or wears) a belt with his big pants.
Explanation: