Missing Words

There are four words missing from this sentence. Which set of words fits in the spaces?
Type in the number and press the "Answer" button.

Curly and Boysie love to ___ along the _____ and throw _______ at the _____.

1
run, cliff, waves, fish
2
sleep, sea, sand, water
3
walk, beach, pebbles, waves
4
skip, sand, crabs, wet
The missing words are in set