Why should we eliminate lactose containing food in the human diet ?

Foods that contain lactose. You may not need to completely avoid foods and beverages that contain lactose —such as milk or milk products. If you avoid all milk and milk products, you may get less calcium and vitamin D than you need. People with lactose intolerance can handle different amounts of lactose.

i cannot see any of the options                                                                        

if you could vote brainliest that would be absolutely phenomenal. : )

i believe the answer(s) would be all but external conflicts.