For question 1 the correct answer is:
B. Open and honest communication contribute to a happy relationship.
the subject Open and honest communication is plural then the verb agrees to it
For question 2 the correct answer is:
D. Interesting news<u> is</u> what sells our paper.
the subject Interesting news is singular, so the congujation of the verb BE "is" is the correct one.
1) 1989
2) Her music and her appearance and style
3) For everyday walks
4) She helps poor people and sick children and gives money too music schools to train young musicians
5) Donate money
Hope that helped
I believe the answer is that they separate syllables.
I hope this helps.
