Please help me with this, it's nothing too complicated. Just some MCQs

1. In Canada, the reason an APR cannot be used as a discount rate in a mortgage calculation is:

A.because it has the same compounding frequency in a year as the payment frequency in a year

B.because it has a different compounding frequency in a year than the payment frequency in a year

C.because it has twice the compounding frequency in a year that the payment frequency in a year has

D.none of the above

2) The rate of growth of your purchasing power, after adjusting for inflation, is determined by:

A. the periodic interest rate.

B. the real interest rate.

C.the riskfree interest rate.

D. the nominal rate of interest.

3) Canadian mortgages are quoted with APRs using ________ compounding even though payments are usually monthly.

A. annual

B.semiannual

C. monthly

D. quarterly

4) A mortgage is a loan where the borrower offers ________ as security for the lender.

A.property

B.equity

C.payments

D.principal