Both major political parties have developed proprietary databases that contain vast information about voters, broken down by demographic and geographic information. this kind of information is

Secondary data

Explanation:

Secondary data is the data that has already been gathered and is ready for use by those who may need to use it apart from the person who collected it. The well know secondary data is the one used in social science i.e censuses information that is gathered by government departments and other data Information that researchers collect for their research projects but still make it available to be used by people interested in the same topics.

the following men who did not in the unification of italy were.

a) giuseppe mazzini

c) alexander ll

the other two men were camilo cavour and giuseppe garibaldi they the unification of italy by yielding territories in the italian unification. in 1861 italy was declared a united-nation state under the sardinian king victor immanuel ll.

answer; /// the above statement is (true);