1) Hebrews 11 teaches that Moses was well prepared and trained to be the leader of a people long before he received his call at the burning bush
2) Saying Jesus didn't call any of the Pharisees is actually false. There was one named Nicodemus, another named Joseph, and another named Saul.
3) The entire reason that Stephen and his friends were appointed in ministry was because they were qualified.
4) The basis for calling elders in 1 Timothy 3 requires men who have been trained in godliness.
There's more examples, and there are plenty of examples that support his argument. Nice try, Pastor Mark, but the answer is 'both'.