The correct answer is 4) A logical appeal based on facts and reason.
An argument has to be based on facts which are correct - you shouldn't base your argument on incorrect information because then you will look stupid. Also, you should apply reason why forming an argument in order to make it sound sane and plausible for everyone to understand and perhaps agree with you.
Answer:
An animal organ such as an antenna or palp that is used for testing things by touch or for searching for food, or a tentative proposal intended to ascertain someone's attitude or opinion.
Explanation:
Question: Can he build it??!?!
Answer: YES HE CAN!!