Use Properties of Logarithms to Evaluate the Expression $\mathrm { u } = \ln \mathrm { a }$

Multiple Choice

Use properties of logarithms to evaluate the expression.
-Let $\mathrm { u } = \ln \mathrm { a }$ and $\mathrm { v } = \ln \mathrm { b }$ . Write the following expression in terms of $\mathrm { u }$ and $\mathrm { v }$ without using the funct $\ln \sqrt [ 3 ] { \frac { a ^ { 5 } } { b ^ { 7 } } }$

A) $15 u - 21 v$
B) $5 u - 7 v$
C) $\frac { 5 } { 3 } u - \frac { 7 } { 3 } v$
D) $15 u + 21 v$ n ln.286)