Quick Answer. The United States Postal Service offers two regular mail delivery services, First Class and Standard Post. First Class mail is typically delivered within one to three business days, depending on the location. Standard Post is typically delivered within two to eight business days.
Rebelliousness definition, defying or resisting some established authority, government, or tradition; insubordinate; inclined to rebel. See more.
Definition of persistence for Students. 1  1 : the act or fact of stubbornly continuing to do something. 2  2 : the act or fact of continuing to exist longer than usual.