A Questions Liberals Ought to Answer

I already know the conservative answer to this question, but I want to hear the liberal one, because I think liberals are better equipped to do so.

The question/issue is this: Saudi engineers are being trained at Virginia Tech university in an exchange program. At their request, they are segregating the classes by gender. What should V Tech do? Allow this, thereby respecting Saudi culture, or not allow gender discrimination in their school. Not an easy question...actually, yes it is...