Gully Industries has a 9%,$100 par preferred stock issue which is currently selling for $81 a share. The issue is being considered for investment by the Case Container Corporation. Case qualifies for a 50% dividend received deduction. Case is in the 25% marginal tax bracket. What would be Case's approximate after-tax return if it makes this investment? A. 5.0% B. 7.88 C. 9.7% D. 11.0% E. 12.3%