Where a person entitled to institute a suit or make an application for the execution of a decree is, at the time from which the prescribed period is to be reckoned, a person with disability, he may institute the suit or make the application within the same period after the disability has ceased, as would otherwise have been allowed from the time specified therefore in the third column of the schedule, instead of 'a person with disability', the Act specifies three types of disabilities. Which of the following is not stated in the Act?