Express log2(5)+log2(3)−log2(15)\log_2(5) + \log_2(3) - \log_2(15)log2(5)+log2(3)−log2(15) as a single logarithm.
log2(1)\log_2(1)log2(1)
log2(11)\log_2(\frac{1}{1})log2(11)
000
All of the above