Founded after World War II by 51 "peace-loving states" combined to oppose future aggression, the United Nations now counts 192 member nations, (26) _________ its newest members, Nauru, Kiribati, and Tonga in 1999, Tuvalu and Yugoslavia in 2000, Switzerland and East Timor in 2002, and Montenegro in 2006.
A. including
B. limiting
C. especially
D. possibly