Identify the Following Passage as Containing an Argument,two Arguments,or No

Short Answer

Identify the following passage as containing an argument,two arguments,or no argument;if it contains an argument,identify the conclusion(s);and,if it contains two arguments,indicate which argument is the principal argument.
The market for Jackson Pollock paintings has collapsed virtually overnight.Reason:A lot of them were bought during the 1980s,and 1990s.Investors figure that 1980s prices were too high.