14. The average human body contains different elements. Which of the following elements can be found in the food we eat?

a. Nitrogen, carbon, oxygen, hydrogen, calcium, iron, phosphorus imel nut

b. Nitrogen, carbon dioxide, oxygen, hydrogen, helium, argon

C. Nitrogen, oxygen, chlorine, neon, copper, silver, lead, zinc

d. Nitrogen, carbon dioxide, sulphur, calcium, helium, lithium, iron​