Professor Freeze Iceberg Visited the National Historical Library and Also

Multiple Choice

Professor Freeze Iceberg visited the national historical library and also the archives at Revenue Canada.He looked up the tax records paid each year by the 20 largest companies in Canada between 1950 and the present.This type of data is best classified as

A) running records.
B) recollections.
C) secondary sources.
D) primary sources.
E) supporting evidence.