(1)  A party interrogating may apply to the Court or a judge for an order that the person interrogated –

(a) answer an interrogatory which the person interrogated has objected to answering in the affidavit; or

(b) answer further any other interrogatory that the person interrogated has not objected to answering.

(2)  An application is to be made within 7 days after the day on which a copy of the affidavit required by rule 409(2) is served.

(3)  On the hearing of an application, the Court or a judge may –

(a) .  .  .  .  .  .  .  .  

(b) order to be answered or answered further, by affidavit or oral examination, any interrogatory the Court or judge directs.