Which of the following is responsible for preparing the business architecture, feasibility studies, and business cases?

A security administrator manages access controls, security policies, and system protection and does not prepare business architecture or feasibility studies.

A developer designs and builds software solutions with responsibilities focused on technical implementation, not business architecture or business case preparation.

A business analyst bridges the gap between business stakeholders and technical teams by defining business architecture, assessing the feasibility of proposed solutions, and building business cases that justify investment decisions. These activities require a deep understanding of both organizational goals and technical constraints, which is the core competency of the business analyst role as defined by the IIBA BABOK. No other listed role combines strategic analysis with the documentation responsibility needed for architecture and feasibility work.

A project leader coordinates project tasks, resources, and timelines to oversee execution but is not responsible for producing business architecture or feasibility study documents.