JAMB Economics 2021 Objective — Question 9
Question 9 of 40 from the Joint Admissions and Matriculation Board (JAMB) Economics 2021 Objective paper, with the correct answer and a full explanation.
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9. Demand for SIM card is a. Competitive demand b. Composite demand c. Complementary demand d. Derived demand
- A. Competitive demand
- B. Composite demand
- C. Complementary demand
- D. Derived demandCorrect
Explanation
Derived demand arises from the demand for a related good. Demand for a SIM card is derived from demand for a phone, since a phone owner must buy a SIM to use the phone.
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