The strpassword variable contains eight characters. two of the characters in the password must be numeric. which of the following statements will access each character stored in the variable, character by character?
a. for int-index as integer = 1 to 8
b. for int-index as integer = 1 to strpassword. length - 1
c. if strpassword like "[a-z] [a-z] [a-z] [a-z] [a-z] ##"
d. for int-index as integer = 0 to 7