The answerr is "I also plan to organize more school dances and give my fellow students more opportunities to interact socially."
This is because it shows two same level of importance of two different words. It connects two ideas and treats it at the same level.
A) A pie graph showing how many of each species of tree found there.
The subordinate clause is : " which had been dumped into the city water system "
The first one is answer D
Answer: The answer u clicked is correct
Explanation: :)