Perform the Indicated Operations $\frac { y ^ { 9 / 8 } } { y ^ { 5 / 8 } }$

Multiple Choice

Perform the indicated operations. Write the answer using only positive exponents. Assume all variables represent
positive real numbers.
- $\frac { y ^ { 9 / 8 } } { y ^ { 5 / 8 } }$

A) $\mathrm { y }$
B) $\frac { 1 } { y }$
C) $\mathrm { y } ^ { 1 / 2 }$
D) $y ^ { 9 / 8 }$