Ziebart Corp.'s EBITDA last year was $390,000 EBIT+depreciation + amortization), its interest charges ware $9,500, t hdto repay had to make a payment of $17,400 under a long-term lease. The firm had no amortization charges. What was the EBITDA coveng O a. 7.32 O b. 8.92 $26,000 of otednd ratiol c. 8.49 O d. 8.09 O e. 7.70