“Rancidity produced in butter can be decreased by adding quinoline to the butter”. This statements shows that _____?

✅ C. 5

✅ A. Epicenter

✅ C. North and south pole

✅ A. Joseph Lister

✅ D. Influenza

✅ B. Democritus

✅ B. First cloned sheep

✅ A. Spleen