Final answer:
The correct path to find the PMT function in Excel is Formulas > Financial > PMT. The PMT function is used for calculating loan payments with constant rates and payments.
Step-by-step explanation:
The path to the Financial button and the PMT function in Excel can be found by following these steps: Formulas > Financial > PMT. Therefore, the correct answer to the question is b) Formulas > Financial > PMT.
The PMT function is used to calculate the payment for a loan based on constant payments and a constant interest rate. To use it, you'll need to input the interest rate, the number of periods, and the present value, which is the total value of all loan payments now.