Answer:
C. reduce his variable expenses.
Explanation:
There are two types of expenses: Variable expenses and Fixed Expenses. Fixed Expenses are the expenses that are fixed for every month and its difficult to reduce these expenses such as house rent, fuel or travel expenses to go for work, utility bills. These are almost fixed for every month and it is difficult to reduce them. On the other hand, variable expense are the expense that vary for every month and can reduce easily. These expenses includes eating outside at restaurants, clothing, enjoying and arranging parties.
Rahul should reduce his variable expense to reduce his spending. This could be the easier way to reduce the expenses and save more. First option is not valid as he want to reduce his spending, this shows that he is satisfied with his current job but worried about extra expenses each month. This is the reason option C is the better choice for him to reduce expense.
If you could specify the temperature of what you need would be better, like the temperature of the earth or such. But from what I can guess is that temperature changes because of the Earth's tilt and revolution around the sun causing seasons and the moon orbiting the earth which cause the day and nights we experience.
hope this benefits at least a portion of your question
