Anything can happen during the regular season as LA Angels manager Joe Maddon may mix up the rotation depending on injuries and performance, but all these starters will be competing for rotation spots.
All of the starters mentioned have shown success at some point in their careers, especially in the minor leagues as there are young starters in Canning, Barria, and Sandoval are all 23 years old. Having a young rotation like that could call for the term, growing pains, where they try to discover themselves as pitchers and making the necessary adjustments in each of their starts.