|Question 17Verbal

Source Texts

Text
Kayenta Chapter is one of the 110 chapters of the Navajo Nation (Naabeehó Bináhásdzo). The chapter, whose boundaries encompass 504,811 acres, _____ known as Tó Dínéeshzhee' in the Navajo language (Diné bizaad).
Which choice completes the text so that it conforms to the conventions of Standard English?
have been
A
is
B
are
C
were
D