Which responsibilities are not fulfilled by architecture functions? Select ALL that apply. Maintaining appropriate software toolsets for working with EA artifacts. Organizing effective peer$-$review and knowledge exchange mechanisms between architects. Studying the competitive environment, analyzing customer needs and developing appropriate business strategies. Ensuring compliance with the planning decisions documented in EA artifacts. Delivering new IT systems on time and budget, investigating and resolving production incidents. Institutionalizing and fine$-$tuning EA$-$related decision$-$making processes.