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A. Shyness helps us to live up to our full potential.
B. Shyness enables us to understand ourselves better.
C. Shyness blocks our chances for a rich life.
D. Shyness has nothing to do with lack of self-esteem.

A. is in favor of prohibiting passengers-use of electronic devices completely
B. has overestimated the danger of electromagnetic interference
C. hasn’t formed his own opinion on this problem
D. regards it as unreasonable to exercise a total ban during flight