Based on the following quote, which of the following threats would you be most concerned about? "Piedmont's U.S.-listed shares recently hit $80, up from $11 before the company unveiled the Tesla deal. The surge briefly gave the company a market value above $1 billion." Group of answer choices Supplier bargaining power Threat of rivals Buyer bargaining power Both supplier and buyer bargaining power are equal threats to the lithium mining and refining industry