Which of the Following Describes Agile Methodologies

Which of the following describes Agile Methodologies?

A) Methods evolved to handle highly critical products.
B) Methods evolved to handle large products and teams.
C) Needs a critical mass of scarce experts during project definition but can work with fewer later in the project, unless the environment is highly dynamic.
D) Thrives in a culture where people feel comfortable and empowered by having their roles defined by clear practices and procedures.
E) Simple design and continuous refactoring are excellent for highly dynamic environments but are a source of potentially expensive rework for highly stable environments.