I very much doubt that Windows Phone will be a player there. The Lumia 520 sells for ~150 USD without contract. That's the lowest WP8 can go. Nokia introduced their Android phones because they'll run on cheaper hardware.
[1] It's not a normal place http://www.walmart.com/ip/Jimmy-Dean-Croissant-Egg-with-Red-...
[1] http://www.amazon.com/Nokia-Lumia-520-GoPhone-AT/dp/B00E4504...