अल्पबुद्धी , परीपक्वताको कमी , lack of wisdom, lack of knowledge and experience, just started to walk but went for a  Marathon race.

Bullshit for bullshit , too many question in one time as if you were asking for home work , therefore it is B for B.

Log on mastishere and one hand in mouse and free other hand, you will get your answer.