Last year Handorf-Zhu Inc. had $820 million of sales, and it had $410 million of fixed assets that were used at only 85% of capacity. What is the maximum sales growth rate the company could achieve before it had to increase its fixed assets? Do not round intermediate calculations.

a. 23.53%

b. 22.50%

c. 35.29%

d. 17.65%

e. 11.76%