Write (In the Same Base) the Counting Numbers Just Before $66 _\text { nine, } 72_ \text { nine }$

Multiple Choice

Write (in the same base) the counting numbers just before and just after 68_nine.

A) $66 _\text { nine, } 72_ \text { nine }$
B) $67 _\text { nine }$ , $71 _ { \text {nine } }$
C) $67_ \text { nine }$$70 _ { \text {nine } }$
D) $67 _\text { nine }$ , $101_{\text {nine }}$