What Were Hitler's Strengths as a Political Leader at the Time

What were Hitler's strengths as a political leader at the time of the formation of the Nazi Party?

A) He spoke with conviction and was able to cobble together a theory that convinced many people.
B) He excelled at negotiating compromises and building political alliances with groups that differed from his own.
C) He tuned into people's dislike of the National Socialist German Workers' Party and successfully used his prominent social status to dissolve the party.
D) He was exceedingly popular with the lower classes and minorities and made people feel at ease due to his reserved nature.
E) He had a strong capacity for establishing common ground and forging quick friendships.