(l) After any plea under rules 74 and 76, any objection under rule 75 and any applications under rules 77 and 78 have been dealt with, the accused shall be required subject to sub-rule (2) to plead either guilty or not guilty to each charge on which he is arraigned.
(2) Where a Court is empowered by section 105 to find an accused guilty or an offence ether than that charged or guilty of committing the offence in circumstances involving a less degree of punishment or where it could After hearing the evidence, make a special finding of guilty, subject to exceptions or variations in accordance with rule 100, the accused may plead guilty to such other offence or to the offence charged as having been committed in circumstances involving a less degree of punishment or to the offence charged subject to such exceptions and variations.