Answer:
What do you need to know? I already done this.
Explanation:
If you do not know your audience's interests you will probably lose their interest.
Answer:
That's a phrase. Phrases don't have a subject-verb component ........ unlike clauses, which DO have both.
Explanation:
phrase:
My younger brother (no verb)
sat on the floor (no subject)
clause:
My younger brother sat on the floor.
The eight letter would be K. hope that helped