The letter "g"
hope it helps!
Sentence 3 is a question that ends with a period. Change it to a question mark and it will be correct.
<h2>Answer:</h2>
<u>A. </u><u>What do you do if it just starts bleeding on its own?</u>
answer:
A
Explanation:
because B and C is wrong. And D is not really suitable I think