Find the Common Difference of the Arithmetic Sequence $\frac { 17 } { 8 } , \frac { 7 } { 4 } , \frac { 11 } { 8 } , 1 , \frac { 5 } { 8 } , \ldots$

Multiple Choice

Find the common difference of the arithmetic sequence $\frac { 17 } { 8 } , \frac { 7 } { 4 } , \frac { 11 } { 8 } , 1 , \frac { 5 } { 8 } , \ldots$

A) $\frac { 11 } { 4 }$
B) $- \frac { 3 } { 8 }$
C) $- \frac { 3 } { 4 }$
D) $- \frac { 7 } { 4 }$
E) $\frac { 11 } { 8 }$