1. list the most common food-borne illnesses and how to prevent them using the four simple steps to food safety.

Food Poisoning is the most common food-borne illness.
The four simple steps to food safety are Clean, Separate, Cook, and Chill

The talk test measures ease of speaking during exercise;

Push up require upper body strength, so weight-training exercises such as shoulder press, curl ups and dead lifts would improve your ability to perform proper push ups.