The author's attitude toward the basic principles of democracy is apparently one of ______.

A．has been a controversial study for years
B．predicts how a leader comes to be
C．defines the likelihood to be a leader
D．probes the mysteries of leadership

A．top levels of intelligence and education and devotion
B．remarkable ability to encourage people with loyalty and hope
C．striking qualities of going through serious trials and sufferings
D．strong personalities that arouse admiration and confidence