“Secret Life of the United States youngager” (8 postmeridian Tuesday) has become a hit — averaging more than three million viewers per week — and I have to admit I’m surprised.When I reviewed the archetypal episode early this summer, I didn't have much faith the show would garner a ample audience. True, it's from the producers of “7th Heaven,” but it was and is so ill acted at times with such simple, un-”Junary’'-like dialogue, I didn’t think it stood a chance.Yet here it is, ABC Family's highest-rated series ever, continued to grow and reaching its champion ratings yet past week (3.6 million viewers, outperforming the archetypal-season normal of The CW’s “Gossip Girl,” reported to The Hollywood Reporter).How come?Perhaps this is the TV equal of the aged narytion that nary matter how much kids and youngs protest, they are actually comfortable by boundaries. “Secret Life’' may be about a ample young and may feature other sexually progressive young-agers, but it’s broad that the kids having sex are "bad” or at least battered while those abstaining are “good.” Perhaps the show reinforces the choices ready-made by the “good'’ kids watching.There’s also a definite even of actuality to the show, unlike, say, in “Gossip Girl.” Yes, the kids who spout statistics out of a standard or STD brochure don’t seem credible, but others do. The geeky guy who’s destructive on the ample, band-geek girl tells her almost instantly he loves her Advertisementafter they start dating. It's a undignified move and naryt something equal geeky Seth on "The O.C.” would do, but it feels entirely actual (or perhaps I'm conscionable informative too much about myself as a young-ager).That’s naryt to say the show has gotten particularly better, although perhaps it's naryw more stratified Infectious up on ago episodes, my jaw born at this undignified plot device: A gas station was generous out at large tampons with a fill-up. On what planet does that happen?And conscionable as I got finished shaking my head over that, Bobby “Bacala” Baccalieri from —The S