MEF, IOC or Prism? Best approach to develop Silverlight client to RIA Services <p>I need to get correct decision for the long-term project about what to choose: MEF, IOC or Prism.</p> <p>Which is the best approach to develop Silverlight website (RIA Services).</p> <p>Basically it has complex UI.</p> <p>Thank you for any clue!</p>