Requireda. Calculate the accounts receivable turnovers for Nucor and AK Steel for 2007 and2008.b. Describe the likely reasons for the differences in the accounts receivable turnovers for these two firms.c. Describe the likely reasons for the trend in the accounts receivable turnovers of these two firms during the two-year period.d. Calculate the inventory turnovers for Nucor and AK Steel for 2007 and 2008.e. Describe the likely reasons for the differences in the inventory turnovers of these two firms.f. Describe the likely reasons for the trend in the inventory turnovers of these two firms during the two-year period.