Match the descriptions to Cyrus the Great, Darius I, or both. divided the
Persian Empire
into 20
provinces
tolerated religions
and customs of
conquered peoples
defeated the
Medes and
became the
first leader of
the Persian
Empire
created the
Immortals, a
force of 10,000
highly skilled
warriors to
serve him
expanded the
Persian Empire
by conquering
surrounding lands

Consider a treasury bill with a rate of return of 5% and the following risky securities: security a: e(r) = .15; variance = .0400 security b: e(r) = .10; variance = .0225 security c: e(r) = .12; variance = .1000 security d: e(r) = .13; variance = .0625 the investor must develop a complete portfolio by combining the risk-free asset with one of the securities mentioned above. the security the investor should choose as part of her complete portfolio to achieve the best cal would be a. security a b. security b c. security c d. security d