Which of the following is equivalent to the expression ln(ab)log10(ac)\frac{\ln(a^b)}{\log_{10}(a^c)}log10(ac)ln(ab)?
bln(10)c\frac{b \ln(10)}{c}cbln(10)
bclog10(e)\frac{b}{c} \log_{10}(e)cblog10(e)
bcln(10)\frac{b}{c} \ln(10)cbln(10)
cln(a)blog10(a)\frac{c \ln(a)}{b \log_{10}(a)}blog10(a)cln(a)