XYZ Company shows a $1,000 increase in revenue for the period. In their budget, for each $1 increase in revenue, there should be a $.25 increase in direct materials. In reviewing the budget to actual, you notice an increase in direct materials of $210. Do you have favorable or unfavorable variances? O Favorable revenue and expense variances. O Favorable revenue and unfavorable expense variances Favorable revenue and either favorable or unfavorable expense variance. We don't have enough. information