Find $a _ { n } \text { and } a _ { 6 }$

Multiple Choice

Find $a _ { n } \text { and } a _ { 6 }$ for the following arithmetic sequence.
- $$a _ { 15 } = - 10 , a _ { 17 } = - 44$$

A) $a _ { n } = 228 + 17 ( n - 1 ) , a _ { 6 } = 1180$
B) $a _ { n } = 228 - 17 ( n - 1 ) , a _ { 6 } = 330$
C) $a _ { n } = 228 - 17 ( n - 1 ) , a _ { 6 } = 143$
D) $a _ { n } = 228 - 17 ( n - 1 ) , a _ { 6 } = 126$