The helping or auxiliary verb(s) for the French passé composé is(are):

I hope this answer is correct

Explanation:

In French, when constructing compound tenses, such as the passé composé, you must use what are called auxiliary verbs, also known as helping verbs, to create this compound tense. In French, there are two auxiliary verbs. They are être (eh-truh), which means 'to be,' and avoir (ah-vwar), which means 'to have.