Multi-choice problem: Continue writing the next sentence in this paragraph:

They get in the rafts and are rafting down a river. They go to a hot dog stand and get food. they

[+] then get an ice cream and tv lunch. [+] speak to employees at a restaurant while they're sitting down. [+] continue rafting down the river. [+] take the kayak out of the snowy section and continue to ski down the slopes.
continue rafting down the river.