For a perfectly competitive firm in the short run, what is the lowest price the firm will continue to operate at? A. Price equal to average variable cost B. Price equal to marginal revenue
C. Price equal to total cost
D. Price equal to average total cost
E. Price equal to marginal cost

The biome pictured above is found in areas such as kenya and south africa. the land is grass-covered with very few trees and gazelles and other grazers are common here. why does this biome have a low population of trees? a) large grazing animals destroy the trees. b) it is a deforested rainforest with poor soil. c) it has high temperatures and low precipitation. d) it has a long rainy season followed by flooding.