6. Exponential & Logarithmic Functions

Which description matches the graph of $f\left(x\right)=\log x+3$ (base 10)?

Which description matches the graph of $y=-\log (x-2)+3$ (where $\log$ is base 10)?

Which of the following statements correctly describes the graph of $y=\log (-x)$ (where $\log$ denotes base-10 logarithm)?