Nhận biết (M1)

Prishtina, the capital of Kosovo, has a population of 198,214, which accounts for 10.32 percent of the country's total population. Having proportionally large populations __________ common for national capitals.

Which choice completes the text so that it conforms to the conventions of Standard English?

• A.

  are

• B.

  were

• C.

  have been

• D.

  is