Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Knowledge Economy National Income Accounting
Engel's law states the relationship between
1
quantity demanded and income of the consumer.
2
quantity demanded and price of a commodity.
3
quantity demanded and price of substitute good.
4
More than one of the above
5
None of the above