Out of the choices given, attacking the person instead of the argument is a type of logical fallacy called ad hominem. The correct answer is C, ad hominem.
Me. But I don't know how to go into the link.
Answer:
The correct answer is D) dialogue.
The correct answer is b. al, mg, li
That's because Cobalt is not a representative element since it's not found in the first 2 or the last 6 groups.