|Question 18Verbal

Source Texts

Text
Sociologist Alton Okinaka sits on the review board tasked with adding new sites to the Hawai'i Register of Historic Places, which includes Menehune Fishpond, a historic Hawaiian fishpond, and the Wailuku School, built in 1904. Okinaka doesn't make such decisions single-handedly,        historical designations must be approved by a group of nine other experts.
Which choice completes the text so that it conforms to the conventions of Standard English?
however; all
A
however all
B
however and all
C
however, all
D