What does the following SQL statement do$?$

ALTER TABLE Customer$\_$T

ADD $($Type Varchar $(2))$;

Alters the Customer$\_$T table to accept Type $2$ Varchars

Alters the Customer$\_$T table to be a Type $2$ Varchar

Alters the Customer$\_$T table by adding a field called "Type"

Alters the Customer$\_$T table by adding a $2-$byte field called "Varchar