Final answer:
The task that is NOT considered a basic task of a Business Analyst is 'Thinking on your feet,' as it is a soft skill rather than a core task.
Basic tasks include identifying stakeholders, eliciting and documenting requirements, defining business requirements, and planning the approach.
Step-by-step explanation:
The task that is NOT a basic task of a Business Analyst is E.
Thinking on your feet. While this might be a desirable soft skill for a Business Analyst to possess, it is not considered a fundamental task within the job description.
The basic tasks of a Business Analyst include identifying project stakeholders and user classes, eliciting requirements, documenting requirements, defining business requirements, and planning the requirements approach.
These tasks directly relate to gathering information from customers and other stakeholders, conducting a root cause analysis to discover the real underlying issues, and using the defined requirements to evaluate and create potential solutions.