What is Bernardo's reaction to seeing Maria with Tony at the dance? Why does he react this way?
a) He is delighted and congratulates Maria; He sees Tony as a potential ally.
b) He is furious and confronts Tony; He worries about Maria's safety and reputation.
c) He is indifferent and ignores them; He is preoccupied with his own affairs.
d) He is suspicious and follows them; He plans to intervene if necessary to protect Maria.
