It sure does look like Clark is hugging Lois here, but we're not the best judge of backsides. That very well could be Lana he's hugging and that does not make us happy.
Lois gets in close as she shows Clark how to put on a pair of cufflings. According to Lois they go in easier when they stand straight. That's what she said.
Clark: Isn't it time we moved beyond these mental trials? Jor-El: Your determination is strong, Son, but just as your passion will be your greatest strength, so, too, will it be your greatest obstacle.