clockType

$-$hr: int

$-$min: int

$-$sec: int

$+$setTime$($int$,$ int, int$)$: void

$+$getTime$($int&$,$ int&$,$ int&$)$ const: void

$+$printTime$()$ const: void

$+$incrementSeconds$()$: int

$+$incrementMinutes$()$: int

$+$incrementHours$()$: int

$+$equalTime$($const clockType&$)$ const: bool

Consider the UML class diagram shown in the accompanying figure. According to the UML class diagram, how many private members are in the class?

Group of answer choices

zero

two

none

three