Handle Faucet

"I can turn my bathroom are a handful of tap in a tap handle 2?
I looked under the sink and two holes down but I'm not sure if I can install a tap handle 2 bath, in this case. I do not see why not.
Im a plumber 20 years old and should be 3 holes. Sorry for the majority who responded to 3. a hole for the hot side for March 2 female branch drain cold Now do not get me wrong, you can put a handle of 2 units, but not pull handleto stop the water from the sink. You can now have a third hole in the drive, but it depends on what kind of principle. If your plastic and some of the standard of work, but marble or other, you need a little special to do (sorry) I'm very surprised by the responses that have been giving here. then all the respondents to look beneath your sink and see how the holes you have. Look for a unit in the store (note that there are certain things you do not know if it is a drop in a forest or solid unit 1 pc. or how old it is, but still) If you need help leave me a message @ my e-mail kos101@yahoo.com