Jessica has just won a lottery jackpot. She will get the money in 26 equal installments of $307,692 each, starting immediately. The Li Li Finance Company offers her $2,000,000 cash if she signs the payments over to them. What interest is the Li Li Finance Company earning on this offer?

a.5.5%

b.7.5%

c.7.8%

d.17.9%

e.15%