Which of the following is an example of an emotional appeal?
a. many organizations have offered recommendations.
b. it will have global impact in the near future.
c. it will be the greatest environmental tragedy.
d. more than 90 percent of the scientists agreed that it is probable.

The third alternative is correct (C).

"It will be the greatest environmental tragedy."

The use of the word tragedy suggests a warning to people who care about the environment. This creates commotion and apprehension, exactly the purpose of a phrase with emotional appeal. Environmentalists use this rhetoric to warn people about environmental damage brought on by human activities.

the answer is both an appeal to ethos and logos (if that's what your question options were)

just to , the answer is b on edge