Mention two different approaches which explain consumer ? Short answer....

Dear student
Two different approaches are 
1- cardinal approach
2- ordinal approach


Please follow the below link for the  explanation

https://www.meritnation.com/cbse-class-12-commerce/economics/introductory-microeconomics/theory-of-consumer-behaviour/studymaterial/59_16_338_1981_5803

Regards