Price elasticity of demand is determined by:
- The availability of close substitutes (A)
- Whether the good is a necessity or luxury (B)
- Definition of the market (C)
- Time Horizon (D)
Europium (Eu) resembles Calcium (Ca) in the following ways:
(A). Both are diamagnetic
(B). Insolubility of their sulphates and carbonates in water
(C). Solubility of these metals in liquid NH3
(D). Insolubility of their dichlorides in strong HCI
Choose the correct answer from the options given below: