Select the most appropriate indirect form of the given sentence.
Pushpa said, “I arrived at the workshop an hour ago but nothing much is happening here.”

Pushpa observed that though she had arrived at the workshop an hour ago but nothing much is happening there.

Pushpa said that she has arrived at the workshop an hour earlier but nothing much is happening here.

Pushpa asked why she had to arrive at the workshop an hour before when nothing much was happening there.

Pushpa said that she had arrived at the workshop an hour before but nothing much was happening there.