A. It would make the solution sound less innocent because the teacher would be more serious about the topic.
It means your teacher want to know were you got your information from
Water is usually a symbol for life because it is so vital to survival.
Ironically, being stranded at sea, you can't drink the boundless surrounding water.
I would say the answer is D. The character is not stranded by choice. They are stuck, unsure how to navigate a way out of the current situation.
The correct answer is convey.
Convey is a similar word to transfer or pass onto and she couldn't pass her thanks to all her friends. Other words have completely different meanings.