2. What are the weaknesses of the design? What problems might arise from the use of
this design?

Try waiting for it for a few minutes and try signing up again if that doesn’t work then leave a rating on the app and a note about the issue. hopefully they will get back to you soon with suggestions that can you. -hope this

The development plan is the way that the company grows and the levels the employee goes up. if the plan is public to many people using an ebi server than it will rank up the employee. this being said a would be the best answer.