The correct answer is A. reliable.
The writer was 'an authoritative source' because of her degrees, guest appearances, etc. Thus, she was a source you could rely on, she was reliable, given that she had experience to back her ideas up. Therefore A is the only correct answer.
It should be letter choice C.)
Answer:
i think its a simile
Explanation:
Are frosted like a wedding-cake.
Answer:
O to entertain presentation