Which sentences use the standard preposition for taking part in an activity? Select all that apply.
Six schools participated in the survey.✓Bonne réponse
Six schools participated at the survey.
Mira participated in the workshop.✓Bonne réponse
Mira participated on the workshop.
Explication
Participate takes in before the event or activity that someone joins. At and on can locate other actions, but they do not complete the verb when it means take part.