Answer:
a. stockholders and creditors
Step-by-step explanation:
Financial accounting is utilized by stockholders and creditors in order to make business decisions.
The shareholder use financial accounting reports to determine if the company's performance is as expected and to decide if more money should be invested or funds invested be pulled out (through the sales or transfer of equity).
Creditors use financial accounting to analyze the ability of the company to pay up debts owed to them when due, also to know if to continue to extend credit facilities to the organization.
Production employees rarely use financial accounting, rather, they are more concerned with management accounting considering elements like production cost, material variances, sales budget etc.
Customers are predominantly concerned about the availability of products and the presence of close substitute.
Hence the right option is a.