Welcome to Westonci.ca, your go-to destination for finding answers to all your questions. Join our expert community today! Connect with professionals ready to provide precise answers to your questions on our comprehensive Q&A platform. Get immediate and reliable solutions to your questions from a community of experienced professionals on our platform.

30. The sweeper tentacles of corals contain:
a. Zooxanthellae
b. Stinging cells called nematocysts
c. Specialized spicules
d. Bad-tasting chemicals