Answer
See below.
Work Step by Step
See image.
The effect of $A$ in $y=A\log x$ is to stretch the graph of $y=\ln x$
in the $y$ direction by factor $A$.
The effect of $C$ in $y=A\log x+C$ is to move the graph up by $C$ units.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.