Respuesta :
1. and 3. because income means money coming in not out. hope this helps.
Allowance and Wages are considered as income rest all are the expenditure.
What is the Income?
Income means the earnings a company receives from selling services and goods to customers and returns on any investments.
Here allowance means the amount which a person get against his/her servies, same with wages.
Wages is the earning which any one get for his services for any person or any organization.
Remaining two are the different form of interest which any individual needs to pay. It will be considered as expenditure.
Thus, Allowance and Wages are considered as income rest all are the expenditure.
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