Ill give brainlist who ever get this right

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Pls brainliest will be awarded if answer is correct

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?