在加入酚酞变红色的无色溶液中，下列各组离子能够大量共存的是        （   ）

A．NH₄⁺、Na⁺、Cl^-、SO₄^2-

B．MnO₄^-、K⁺、NO₃^-、SO₄^2-

C．Ag⁺、NO₃^-、I^-、H⁺

D．ClO^-、Na⁺、NO₃^-、K⁺

Some of the drivers were ______ by the police because of their good behavior in the traffic accident.

A．examined

B．questioned

C．praised

D．punished