Revise the data in your worksheet to reflect the results for the subsequent perlod as shown below: a. What is the activity varlance for revenue? (Indicate the effect of each varlance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (I.e., zero varlance)). b. What Is the spending varlance for the cost of Ingredients? (Indlcate the effect of each varlance by selectlng "F" for favorable, "U" for unfavorable, and "None" for no effect (l.e., zero varlance)). c. What is spending varlance for wages and salarles? (Indlcate the effect of each varlance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (l.e., zero varlance)). d. What is spending varlance for total expenses? (Indlcate the effect of each varlance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (l.e., zero varlance))