Identify two characteristics of a valid scientific public opinion poll

Which of these best describes the works created by the hudson river school lainters

A(n) is an alliance or collection of parties.

Tanya was used to using word, and she did some work for her brother mike, who was using wordperfect. tanya was quickly able to use wordperfect for windows with little difficulty, since many of the commands for it were the same as the commands for word. tanya's ability to use wordperfect best illustrates: