Explanation: The rule for indefinite article usage is as follows: Use before nouns (or adjectives) that start with a consonant sound. Use before nouns (or adjectives) that start with a vowel sound.
Answer:
A) Inform readers about caffeine facts
Explanation:
The author is simply stating facts about caffeine and he/she does not try to convince you to try it or take it.
Answer:
for me, I think it's D
Explanation:
the black death had spread through the contact with animals, basically through fleas and other day parasites. They spread through trade.