Select the Letter of the Answer That Correctly Identifies Each

Select the letter of the answer that correctly identifies each type of prewriting. A Problem in Society
I'm very worried about how we're damaging our environment. Pollution destroying our air, land, water. Failure to reduce gases that are causing global warming, extreme weather. Some people care ⎯ they recycle, drive fuel-efficient cars, vote for candidates who want to protect Earth. Others don't care at all. What kind of planet will we leave for our children and grandchildren? How much will they suffer because we didn't do more to stop the problem now?
This prewriting is an example of

A) focused freewriting.
B) brainstorming.
C) clustering.
D) asking questions.
E) keeping a journal.