When might an organization choose to architect a Do-It-Yourself (DIY) solution over a pre-packaged one?

When might an organization choose to architect a Do-It-Yourself (DIY) solution over a pre-packaged one?
A . When they have unlimited budget constraints
B . When they require full control and customization
C . When they want to avoid any involvement in the design process
D . When they prefer vendor lock-in

Answer: B