The and standard deviation of Summit Therapeutics, Unilever, Nvidia, and Kroger common stock are given in the following table: Company Standard Deviation Summit Therapeutics -1.16 18.46% Unilever 0.17 5.98% Nvidia 2.53 15.40% Kroger 0.45 12.32% Which stock is the riskiest to an undiversified investor who puts all of her funds in one of these stocks? Group of answer choices Summit Therapeutics Unilever Nvidia Kroger