Notwithstanding anything contained in clause (a) of section 116, an appeal may be admitted after the expiration of the period prescribed therefor by that section if the appellant satisfies the court that he had sufficient cause for not preferring the appeal within the period.

Notwithstanding anything contained in clause (a) of section 116, an appeal may be admitted after the expiration of the period prescribed therefor by that section if the appellant satisfies the court that he had sufficient cause for not preferring the appeal within the period.