Question

which of these is the best reason for nina to monitor her bank account statements online or on her cell phone app?
to know when her bills are due
to determine the exact date she can retire
to ensure shes paying her fair share in taxes
to know how much money she has for budgeting

Explanation:

Monitoring bank account statements helps in knowing available funds for financial planning and budgeting. Bills due are not always clear - cut from statements alone, retirement date is determined by long - term financial planning beyond statements, and tax payments are not directly related to regular account statement monitoring.

Answer:

to know how much money she has for budgeting