On line 1, you would input 39,700, as that number represents your wages, salaries, and tips.
On line 2, you would input 190, as that represents your taxable interest.
On line 3, you have no unemployment compensation, so you would input 0.
Line 4 asks you to add all values from lines 1, 2, and 3. Add the totals:

Line 4 would have a value of 39,890.
Line 5 asks you to enter two values if you are unable to claim as a dependent. The value inputted depends on the submitter's status. Lola is single, which means that she would input 9,350.
Line 6 asks you to subtract the value of line 5 from line 4:

The answer is
B. $30,540.