You approach an intersection and stop at a stop...

Multiple choice question
You approach an intersection and stop at a stop sign with an intention to go straight. Another vehicle on the cross road has stopped at a stop sign on your right and intends to go straight. Who has the right of way?
The vehicle on the right must yield the right of way to you.
You have the right of way.
You must yield the right of way to the driver approaching from the right.