Choose the Correct Option: 1. The practice of charging a different price for the same good or service. a. Pure competition b. Price discrimination c. Pricing strategy d. Non-profit strategy is assumed to be 2. A consumer aims at maximizing his benefits from consumption, given his income and prices of goods a. Ordinal b. Cardinal c. Consistent d. Rational 3. Which word denotes that a consumer considers one alternative exactly as good as the other? a. Preference b. Indifference c. Income effect d. Transitivity 4. Economists have become more interested in partly because of the growth of e-comme as a means of buying and selling goods and services. a. Monopoly b. Oligopoly c. Pure competition d. Duopoly 5. While total utility continues to rise with extra consumption of a good, its marginal utility keeps - a. Constant b. Increasing c. Fluctuating d. Falling