Identify the incorrect statement(s) from the following: I. Section 21 of the CPC deals with the concept of Res Sub Judice. II. Res Sub Judice is a Latin maxim which means 'under judgment' or a pending litigation.

Under Section 113 of the CPC, a Reference can be made to the High Court during the pendency of a case when:

The purpose of ________ is to enable subordinate courts to obtain, in non-appealable cases, the opinion of the High Court on a question of law and thereby avoid the commission of an error which could not be remedied later.