Over the past 20 years, reforms of the presidential nomination process have had which of the following effects? (A) The nomination process in both parties has become less democratic and open.
(B) The number of Black delegates at Republican national conventions has grown substantially.
(C) The number of candidates willing and able to seek the nomination has decreased dramatically.
(D) The number of female delegates and minority-group delegates at Democratic national conventions has grown substantially.
(E) State and local party organizations have increased their control over the process.