Question

The mayor presented the medal to Mr. Rudge. During the ceremony, some people in the crowd were irreverent.

Which does irreverent most likely mean?



very respectful



impossible to reverse



showing a lack of respect

Answer 1

The word irreverent means showing a lack of respect. 
It is the opposite of reverent, which would mean being very respectful. 

Impossible to reverse would be irreversible.