Given the following information for a one-year project, answer the following questions. Assume you have actual and earned value data at the end of the second month. Recall that PV is the planned value, EV is the earned value, AC is the actual cost, and BAC is the budget at completion. PV = $23,000 EV = $20,000 AC = $25,000 BAC = $120,000 1. What is the cost variance, schedule variance, cost performance index (CPI), and schedule performance index (SPI) for the project