Condense the Expression $\log _ { 5 } x + \log _ { 5 } 7$

Multiple Choice

Condense the expression $\log _ { 5 } x + \log _ { 5 } 7$ to the logarithm of a single term.

A) $\log ( 7 x ) ^ { 5 }$
B) $\log _ { 5 } 7 x$
C) $\log _ { 5 } 7 ^ { x }$
D) $\log _ { 5 } x ^ { 7 }$
E) $\log _ { 5 } ( x + 7 )$