The verb "presented" is in the simple past tense. It is made up of a verb + ed. It is a completed past action.
The correct answer would be the last one; C.
Many people are effected because of their weak writing skills,
and this is usually the consequence.
Hope I helped, and good luck!
Answer:
I'd go with A, as my answer
Long things in a small list
Answer:
Show appreciation to those who help protect
Explanation: