According to the Text,the Most Difficult Part of Starting an Upward

According to the text,the most difficult part of starting an upward spiral in which you experience more and more positive feelings is

A) convincing others you are capable of being happy.
B) having those initial positive feelings to get the ball rolling.
C) creating positive relationships with others.
D) disconnecting from people who are negative.
E) reconnecting with your past when you were happy.