Section 1. The terms of the President and Vice President shall end at noon on the 20th day of January, and the terms of Senators and Representatives at noon on the 3rd day of January, of the years in which such terms would have ended if this article had not been ratified; and the terms of their successors shall then begin. - from the Twentieth Amendment to the United States Constitution, ratified 1933

The passage seen there had the BIGGEST impact on which of these topics?

A. refining the process of choosing Presidential Electors
B. linking the popular vote totals with the electoral vote totals
C. reducing "lame duck" periods in the Federal government
D. preventing a Presidential ticket from being split by two parties