It is an act done with knowledge and consent.

It is an act which is proper to man as rational being.

It is an act conscious and under our control and for which we are responsible.

It refers to certain types of actions that are naturally exhibited by man

It is an involuntary action.

It is natural act of vegetative and sense of faculties.

telling the truth

going to work

finishing your homework

giving money to the poor

returning a lost item

blinking of the eyes

digestion

perspiration

beating of the heart

eating

sleeping

walking

breathing