"Which dress are you wearing to the party tonight, Jane?" A. I asked Jane about the dress she was wearing to the party tonight. B. I asked Jane which dress she is wearing to the party tonight

I asked Jane about the dress she was wearing to the party tonight.

I asked Jane which dress she is wearing to the party tonight.

I wanted to know which dress Jane was wearing to the party that night.

I wanted to know which dress you were wearing to the party that night.