Which Are the Five Sub-Dimensions of the IT Project Barrier

Which are the five sub-dimensions of the IT project barrier?

A) Tangible Resources, Intangible Resources, Activity System, Business Process, and External Resources
B) IT complexity, IT uniqueness, IT Visibility, Process Complexity, & Process Change
C) IT infrastructure, Information Repositories, IT technical skills, IT management skills, and relationship assets
D) Co-specialized tangible investments, Co-specialized intangible investments, relationship exclusivity, value system structure, and concentrated value-system links
E) Firm infrastructure, HR management, technology development, procurement, IT support