Question $20$

How many private methods $($including constructors$)$ does this class have?

Refer to the following UML Class Diagram when answering this question.

name : int

age : String

hasFleas : Boolean

licenseNumber : String

weight : float

color : String

Pet $()$

Pet$($name : String, age : int$)$

getName$()$ : String

setName$($name : String$)$ : void

getAge$()$ : int

setAge$($age : int$)$ : void

speak$()$ : void

scratch$($itches : int$)$ : void

toString$()$ : String