A material weakness is a situation in which
a. It is probable that an immaterial financial statement misstatement would not be detected on a timely basis.
b. There is a remote likelihood that a material misstatement would be detected on a timely basis.
c. It is reasonably possible that a material misstatement would not be detected on a timely basis.
d. It is reasonably possible that an immaterial misstatement would not be detected on a timely basis.