(1) A person may make an affirmation instead of taking an oath for any purpose where an oath is required by law.(2) An affirmation has the same effect as an oath.(3) An affirmation, unless otherwise provided for, is to state that the person solemnly and sincerely declares and affirms the matter to be affirmed.(4) An oath may be taken by saying "I swear" in reply to the oath being tendered.(5) An affirmation may be made by saying "I affirm" in reply to the affirmation being tendered.