Need some help with this!

Given the graphed function below which of the following orders pairs are found on the inverse function

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?

Write the equations in logarithmic form 7^3=343