Positive Equity Allowed Homeowners to Be Able to Manage Rising

Positive equity allowed homeowners to be able to manage rising interest rates on their mortgages. However, when house prices began to fall and the option of remortgaging disappeared, many homeowners:

A) bought second homes.
B) were able to find renters.
C) discovered that their monthly repayments were rising beyond their ability to pay.
D) discovered that their monthly repayments were falling.