Speeches.
Speeches can persuade someone, and they can argue on which ones wrong. Speeches can also give out informative information, for example you can tell someone that an animal can be in danger. Lastly, Special Occasions. They are used on ceremonies and other special days.
The support of a paragraph is a group of sentences that support the main idea of the paragraph. It tries to iilustrate, and explain the main idea.
I believe the answer is D dude. Hope I helped! if I did, be sure to thank me and if anyone else answers, give me the brainliest answer!
-JMunni