I believe the answer is a
Um, well let's see in my opinion it does everything but speak to you like on a smartphone... it gives dirctions a compas of north south east west it even gives latitude and longitude... maybe if u had some answer choices I could be of more help...
Sorry, I'm not sure.
I would suggest asking a trusted adult or teacher or redoing the lesson. Cheating isn't a good path: you will not do well in the future if you always search for answers on the internet.
Answer:
This is true, opportunity cost does mean how much you have to spend to do something