What is the difference between debt and equity financing?

What is the difference between debt and equity financing?
A) Equity financing can be done successfully only when stock markets are rising, whereas debt financing can be done any time.
B) Debt financing is more short-term oriented than equity financing.
C) Debt financing is riskier than equity financing because with debt financing debts are incurred which must be paid back.
D) Debt financing is more expensive than equity financing.
E) Equity financing is cheaper than debt financing because no money has to be paid back to the people who bought the company's stock.