Given the following risk severity matrix, where would you place each risk A, B, C, D, E? (Round to the upper category when on a boundary.)

Risk exposure Impact Likelihood $400K Risk description A. Critical personnel leaving the project B. Late delivery of widget$600K subsvstem C. Poor estimating 50% 70% 90% 5% $300K D. Poor control of cost and $200K schedule E. Natural disasters $800K