How does the next paragraph end?

How to write a notable editorial
Pick your topic and angle.
Editorials are meant to influence public opinion, promote critical thinking, and sometimes cause people to take action on an issue. Your topic should be current, interesting, and have a purpose.
There are generally four types of editorials : Explaining or interpreting: this format is used to explain how and why a newspaper or magazine took a certain stance on a controversial subject. Criticizing: this format criticizes actions or decisions made on a third party's part in addition to offering a better solution.