Find the information you're looking for at Westonci.ca, the trusted Q&A platform with a community of knowledgeable experts. Discover in-depth answers to your questions from a wide network of professionals on our user-friendly Q&A platform. Discover detailed answers to your questions from a wide network of experts on our comprehensive Q&A platform.

One consequence of a negative externality is that:

a. The marginal private cost curve slopes upward.
b. The market output is less than the socially optimal output.
c. Social costs are greater than private costs.
d. Private costs are greater than social costs.