Senator WONG (South Australia—Minister for Foreign Affairs and Leader of the Government in the Senate) (15:01): Senator Ayres, in his answer, went to the fact that the coalition continue to engage in the internal debate that they've had for 15 years—and yet again we see it. They're still talking about carbon taxes. Most of these people weren't here for the carbon tax. It was a different parliament. The reality is that you and I both know that this is one of those questions that you're handed, and the sensible thing to do would have been to hand it back or rewrite it. Frankly, it is ridiculous, and I think, Senator, you know it. The PRESIDENT: Senator Henderson, second supplementary?