Consider the Following Events

Consider the following events:
i. Samsung hires associates to market their HDTV sets to Best Buy.
ii. The Dallas Cowboys build a new football stadium.
iii. Ebay fires 10 percent of its workforce.
iv. Ten million stocks were traded on the New York Stock Exchange in one day.
v. Pennsylvania builds a new state park.
Which of the events describe use of factors of production?

A) ii, iv, and v
B) i and iii only
C) i, ii, iii, and v
D) iv only