To ask the Scottish Government, further to the answer to the question S5O-03236 by Michael Matheson on 15 May 2019 (Official Report, c.16), in light of the cabinet secretary's comment that the "planned dualling of the A96 will involve approximately £3 billion of investment", how much it estimates it will cost to dual the (a) Inverness-Nairn, (b) Hardmuir-F...