Title: Mark was an introvert student, and his friends called him library-hog. He was always offended by this, and tried to curb conversations. Natalie, his friend started introducing him to more people. Choices: a. Mark's friends stopped teasing him, and started treating him nicely. b. Jennie was then able to dance and cheer for her school football team. c. He built confidence while conversing with others.
5a, 4c