Analysis is singular. Both words have an "s-i" in them. Analyses is the plural form of analysis, which means there are more than one.
Answer:
It is implicit because it is not directly stated in the paragraph.
Explanation:
I don't see anywhere in the paragraph where there is a clearly stated main idea. It's implying exercise tips, but there isn't a main idea to be found yet. Hope this helps
All convincing speakers must perfect the art of persuasion.
Someone who has perfected the art of persuasion would be highly skilled at convincing people of different things.
The stated message is the clearly identified point of the communication while the implied message is not