Can someone please explain me the 5 essential elements of contract?

During bad weather, you should travel_the posted speed limit.

How can you tell that you're driving in the right direction? options are a. there is a white line on your left and a yellow line on your right. b. there are yellow lines on both sides of your vehicle. c. there is a double yellow line on your right. d. there is a yellow line on your left and a white line on your right.

What's a good idea to do beforehand, if you plan on drinking with your friends? a. assign a designated driver. b. bring extra keys in case you lose yours. c. bring extra cups and shot glasses. d. figure out who holds their alcohol well and make them the driver.