Respuesta :
A persuasive form of speech in which the speaker argues with readers to modify their perspectives on controversial matters is called argumentative speech.
This includes the topic that is unsolved and is backed by evidence and reasons.
The most needed to strengthen this statement is:
Option A. Facts and statistics
The strength can be explained as:
- When a speaker wants to prove his point to be right then he focuses on his statements that seem to be correct in an argument.
- Facts and statistics are used in argumentative speeches to support the statement as evidence and reasonings. They act as evidence or proof to make the point to be right.
Thus, facts and statistics are used.
To learn more about argumentative speech follow the link:
https://brainly.com/question/9967526
