Please see the below question:

Question Completion Status: > A Moving to another question will save this response. Question 9 The market demand curve: A. cannot be derived from the individual demand curve of all consumers. B. is the horizontal summation of the individual demand curve of all consumers. C. has no relation to individual demand. D. is the vertical summation of the individual demand curve of all consumers. A Moving to another question will save this response. O Tyne here