We have to find, from the list of months given, on which month were the expenses less than its income.
As we have income and expenses represented in a graph, we can visually identify the months were the expenses were less than the income where the income line is above the expenses.
This happens for October, November and December.
(NOTE: for September, expenses and income seems to be equal).
Answer: from the list of months given, the month were the expenses were less than the income is November [Option C].
