Find a General Term an for the Sequence Whose First $1,4,7,10 , \ldots$

Multiple Choice

Find a general term an for the sequence whose first four terms are given.
- $1,4,7,10 , \ldots$

A) $a _ { n } = n + 3$
B) $a _ { n } = 1 ( 3 ) ^ { n - 1 }$
C) $a _ { n } = 3 n - 2$
D) $a _ { n } = 2 n - 3$