Freshman Arianna Ostrum entered college without expectations of becoming an immediate star. Instead, her focus was on adjusting to the next level and contributing where she could. She said her goal was simply to come in, work hard and see where she fit into the lineup. “I was kind of just expecting to come in and do my best and hopefully that would be good enough,” Ostrum said. “And it was.” That approach quickly turned into one of the most impr…