Write the next sentence in this paragraph:

How to invest when you are in debt
Learn more about your debt.
There are three kinds of debt. Depending on what kind of debt you have, you may or may not be a good candidate for investing while in debt.

Pick your answer from:
a). Understand the most common types of debt : Personal debt. Debt from family or friends may be your most common debt because it is the most expensive.
b). You can invest if you have low-interest or tax-deductible debt. You probably should not invest when you have high interest debt.
c). Each type of debt lets you choose the one that will suit your situation the most in terms of amount you owe. You can also build debt by renting out parts of your home, buying property without financing, or buying the home outright and renting it.
d). Social debt: try researching other people's debt. You may want to talk to the best friends or family members in your peer group, and look into people who can offer you their side of the story.
b).