Which sentence contains a noun CL

Sprinters need to drink a lot of water while they train
If you don't limit your screen time you could damage your vision
Whenever I walk my dog I make sure to clean up after her
Job recruiters want to know what you need qualities of potential higher has

1 answer

The sentence that contains a noun clause (NCL) is:

"Job recruiters want to know what you need qualities of potential higher has."

The noun clause in this sentence is "what you need," which serves as the object of the verb "know."