Answer:
One possible reason the narrator hears the sound of a heartbeat at this moment could be that he feels guilty for what he had done, so he might be hearing his own heartbeat and begin to panic, thinking that it's the old man's heartbeat he's hearing.
Answer: C
Explanation:
I’m not sure if I’m right but I put “ People have used glass for thousands of years. While most glass has been manufactured, some kinds of glass occur naturally.”
I don’t know how vague you need it so i’ll give you options to choose from hahah:
some girl’s mom bought her toothpaste at the grocery store
her mom bought her toothpaste at the grocery store.
a parent bought their child toothpaste at the grocery store.
someone’s parent bought them toothpaste at the grocery store
their mom bought them toothpaste at the grocery store.
if you need something different, i’ll be more than happy to come up with more but i hope this helped:)