You are the social media manager for a small regional chain of pet stores, 'Pups and Kittens R' Us.' You have an active social media presence on the social media platform, Faceagram. You would like to increase engagement with your audience by running a contest. Which of the following contest ideas would be most effective?
1) Asking followers to share a photo of their pet using a specific hashtag for a chance to win a gift card to your store.
2) Posting a trivia question about different pet breeds and giving a prize to the first person who answers correctly in the comments.
3) Hosting a live Q&A session on Faceagram where followers can ask questions about pet care and the best questions will win a prize.
4) Creating a poll asking followers to vote for their favorite pet-related topic and giving a prize to one random participant.