|Question 16Verbal

Source Texts

Text
The Komi Autonomous Soviet Socialist Republic, whose residents mainly spoke Komi, was one of many nominally autonomous Soviet ______ by giving these restive republics the right to assert their prerogatives, President Mikhail Gorbachev likely hastened the Soviet Union's breakup.
Which choice completes the text so that it conforms to the conventions of Standard English?
republics established along ethnolinguistic lines;
A
republics established along ethnolinguistic lines,
B
republics. Established, along ethnolinguistic lines,
C
republics; established along ethnolinguistic lines
D