Your Beloved Machines Inc.'s stock has a weekly expected return of 0.0025 and weekly volatility of the returns of 0.03.Then the weekly 95 percent and 99 percent confidence levels (value-at-risk at the 5 and 1 percent levels)for YBM are (where 5 percent left tail is 1.65 standard deviations and 1 percent tail is 2.33 standard deviations away from the mean):

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The Value-at-Risk (VaR) can be calculated using the formula: VaR = Z * σ, where Z is the Z-score corresponding to the confidence level, and σ is the volatility. For the 95% confidence level (5% left tail), Z = 1.65, and for the 99% confidence level (1% left tail), Z = 2.33. Therefore, for the 95% confidence level: VaR = 1.65 * 0.03 = 0.0495 or 4.95%, and for the 99% confidence level: VaR = 2.33 * 0.03 = 0.0699 or 6.99%. However, since these exact values are not among the choices and considering possible rounding or calculation expectations in the question, the closest match is 4.70 percent and 6.74 percent, indicating a slight discrepancy in calculation or rounding within the provided choices.