Which action could lead to foodborne illness from cross-contamination?

Foodborne illness is generally called food poisoning. It takes place when an individual engulfs food components, which comprises bacteria, viruses, or parasites.  

The prime activities, which is most usually accountable for foodborne illness outbreaks are:  

1. Improper cold or hot holding temperatures of the potentially hazardous food.  

2. Food taken from the unsafe sources.  

3. Improper cooking temperatures of food.  

4. Poor employee health hygiene.  

5. Use of contaminated or dirty equipment and utensils.  

the answer is d.) homologous; have mammary glands

idk what the options are but

these is a strong electrostatic attraction between the ions hence a lot of energy is needed to overcome this attraction

this is why the boiling points are so high