The conflict that is displayed in the given excerpt taken from 'Yearbook' would be 'character vs self' as the character undergoes an inner struggle to socialize with people and communicate with them after her best friend has left her. <u>The descriptions like 'thought of herself...being dependent on others' shows that there is a disagreement among her own thoughts as she is unable to call herself shy but at the same time she feels lonely and finds the past time easier when she was with her best friend which shows her dependency over others</u>. Thus, there is conflict with her self and hence, <u>option b</u> is the correct answer.
The laughing man in the book When You Reach Me seems crazy because he practices punches to save Sal from getting run over by a truck. The laughing man in reality was Marcus (the kid who tries to explain to Miranda the concept of time travel) traveled back in time.