Define the following terms and identify their role in finance

Solution is available here for U$2.00
Define the following terms and identify their role in finance, which means you must explain why this is important to the discipline. Do not forget to provide in-text citations and references.
a.      Finance
b.      Efficient Market
c.      Primary Market
d.      Secondary Market

e.      Risk
f.      Security
g.      Stock
h.      Bond
i.      Capital
j.      Debt
k.      Yield
l.      Rate of Return
m.      Return on Investment
n.      Cash Flow