Answer:
“However, it was Roosevelt's programs that held the United States together for so many years by providing work, income, and hope in a time of unprecedented economic terror.”
restates the author’s thesis
“In 1935, for example, Roosevelt created the Works Progress Administration (WPA).”
provides evidence in support of the author’s thesis
“Through a series of programs, he (Roosevelt) stimulated the economy, got people back to work, and protected the American people through the Great Depression.”
introduces the authors thesis
Explanation: got it right on edmentum