Correct Answer:
Option B - Cross eleasticity of demand measures the responsiveness in the demanded quantity of one good (Tea) when the price of another product (coffee) changes.
This concept is used to identify the relationship between two goods they can be-
(i) Complements (negative cross elasticity) Ex. Car & Petrol.
(ii) Substitutes (positive cross elasticity) Ex. Tea and Coffee.
(iii) Unrelated
B. Cross eleasticity of demand measures the responsiveness in the demanded quantity of one good (Tea) when the price of another product (coffee) changes.
This concept is used to identify the relationship between two goods they can be-
(i) Complements (negative cross elasticity) Ex. Car & Petrol.
(ii) Substitutes (positive cross elasticity) Ex. Tea and Coffee.
(iii) Unrelated