As for “disqualifier” questions like evolution, age of the earth, etc,
I’d ask right back “how do you think that’s relevant to the office of the presidency?”
If the question of God as Creator is going to be asked of conservative candidates, demand that it also be posed to Democrat candidates.
“You call yourself a Christian. If God did not make the heavens and the earth, do you think He was surprised when the Big Bang occurred, or do you believe that god(s) sprang forth from the big bang, or you you really lie about being a Christian and believe that God doesn’t exist?”