I need help with this problem! please explain answers. thank you

Requirement 2: Revise the data in your worksheet to reflect the results for the subsequent period as shown below: a. What is the activity vaniance for revenue? Note: Indicate the effect of each variance by selecting "F" for favorable, " U " for unfovorable, and "None" for no effect (i.e., zero varionce). b. What is the spending variance for the cost of ingredients? Note: Indicate the effect of each variance by selecting " F " for fovorable, " U " for unfavorable, and "None" for no effect (i.e., zero variance). What is spending variance for wages and salaries? Note: Indicate the effect of each variance by selecting "F" for fovorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance). d. What is spending variance for total expenses? Note: Indicote the effect of each vorionce by selecting "F" for favoroble, " U " for unfovorable, and "None" for no effect (i.e., zero voriance)