"Legal disability" as used in Chapters 2101., 2103., 2105., 2107., 2109., 2111., 2113., 2115., 2117., 2119., 2121., 2123., 2125., 2127., 2129., and 2131. of the Revised Code includes the following:
(A) Persons under the age of eighteen years;
(B) Persons of unsound mind;
(C) Persons in captivity;
(D) Persons under guardianship of the person and estate, or either.