(1) At any time, the commission may in its discretion require any class D carrier to submit additional supporting evidence beyond that received in accordance with ARM 38.3.1204 or ARM 38.3.1205.
(2) Upon refusal to submit additional evidence or receipt of additional evidence from the carrier or from any other source, the commission may in its discretion:
(a) Determine that the presumption in ARM 38.3.1203 has been rebutted,
(b) Reverse its earlier determination made under ARM 38.3.1204(2) ,
(c) Determine that the carrier is entitled to possess a class D certificate under section 69-12-314 (2) , MCA, or
(d) Decide to conduct an investigation pursuant to sec- tion 69-12-206 , MCA.