Roxanne Modafferi tackles your questions, Happy Warrior style, in her ‘Dear Roxy’ column for Bloody Elbow. Roxanne Modafferi is back in the hot seat for another edition of Dear Roxy, the advice column where the ‘Happy Warrior’ goes toe-to-toe-with questions about fighting, training, and life in general. Last week focused on whether or not MMA needs a ‘master’s division’, the possible advantages of fighting with extra weight. We also looked at PEDs in MMA and how much they’re worth the cost and just how much it costs to train for MMA at a high level. In today’s column, I’ll be…