What does the slope of Alex's budget constraint represent? The opportunity cost of an additional quart of oat milk in terms of containers of spinach The cost of an additional container of spinach in terms of dollars The cost of an additional quart of oat milk in terms of dollars The opportunity cost of an additional container of spinach in terms of quarts of oat milk Suppose Alex receives $120 from his relative and decides to commit this money to purchasing more oat milk and spinach. Using the green line (triangle symbol), draw Alex's new budget constraint on the preceding graph. True or False: Alex faces a new tradeoff between oat milk and spinach. True False