Which of the Following Accurately Describes Results of the 2015

Which of the following accurately describes results of the 2015 elections as they relate to the smaller British parties?

A) The SNP demonstrated surprising strength in the 2015 election, nearly sweeping all of Scotland's 59 seats in Parliament.
B) The United Kingdom Independence Party won increased support for its anti-EU platform, but it still holds only five seats in Parliament.
C) The showing of the Liberal Democratic Party made the best case in a half-century for the viability of a three-party system.
D) The Liberal Democrats, who had maintained a coalition government with the Conservatives, were able to earn greater support by riding on the popularity of the Conservative Party in the 2014 elections.
E) Regionally-based smaller parties, which have historically been the least capable of the smaller parties at winning seats in the legislature, managed to show major gains in 2015.