Which design pattern would be best for the order-entry workflow?

A company that sells footwear hired a junior-level developer to create their order-entry workflow
using JSPs. The developer hard coded all the business logic into scriptlet-intensive JSPs. The
resulting spaghetti code became too much for the developer to maintain. The company then hired
a Sun Certified Enterprise Architect (SCEA) to help fix the problem. Which design pattern would
be best for the order-entry workflow?

A.
View Helper

B.
Front Controller

C.
Composite View

D.
Service to Worker

E.
Business Delegate