They were childhood friends
Answer: The Amazon River is the largest river system in the world because more than 1,000 creeks, streams, and tributaries drain into the river. Very few cities are connected by the river, so it is not a busy thoroughfare for large transport or industrial ships. Hope this helps! :)
1. A) The writer has grown up alone and considers it an unbearable feeling.
2. A) The girl is hurt for the first time by love and it is the most painful.
3. B) Compound. The sentence is joined by the conjunction "and".