Timchak Corporation reports that at an activity level of 9,900 units, its total variable cost is $919,116 and its total fixed cost is $259,974. What would be the total cost, both fixed and variable, at an activity level of 10,100 units? Assume that this level of activity is within the relevant range. Select one: a. $1,202,910 O b. $1,197,658 c. $1,179,090 Od. $1,191,000