Write the Expression as Sums or Differences of Multiples of Logarithms

Multiple Choice

Write the expression as sums or differences of multiples of logarithms.
- $\log _ { 7 } x ^ { 3 } y ^ { 5 }$

A) $8 + \log _ { 7 } x + \log _ { 3 } y$
B) $3 \log _ { 7 } x + 5 \log _ { 7 } y$
C) $15 \log _ { 7 } x + \log _ { 7 } y$
D) $3 \log _ { 7 } x - 5 \log _ { 7 } y$