If your time is short, design two shorter workout periods that will work within your time periods. (brightimages.com)
Here is an infographic by WomensHealth listed different food and their proper consumption time during workout period. (xtremenodirect.com)
The first section of part 2 of the ab workout routine is a short warm up period of approximately 5 minutes to prepare the muscle for the higher intensity workout period. (build-muscle-and-burn-fat.com)