Why would a developer be willing to manage a completed project even after it has been sold?

a$.$ The developer knows the project better than other management companies and, therefore, could manage the property more efficiently.

b$.$ The developer could profit from the lucrative management fees being charged by management companies.

c$.$ Knowledge of the tenant's needs and the current leasing market might give the developer better insight with respect to future developments.

d$.$ All of the choices are correct.