List the competitive forces in the five competitive forces model

In the above figure, the curve's slope is

A) positive and is becoming steeper. B) positive and is becoming less steep. C) negative and is becoming steeper. D) negative and is becoming less steep.

Short selling is the practice of borrowing stock then selling it with the expectation that its price will fall further so that it can be repurchased and the stock returned to the lender

The difference in the price sold initially and the price that it was subsequently purchased represents profits for short sellers. Discuss the risks taken by such individuals. What kind of risk profile do short sellers exhibit.