Explanation/Reference:
Of all the choices, the deadline of December 31 is the best example of a constraint.
B is incorrect. This is an assumption and/or a loose requirement of the solution's work.
A is incorrect. This is a loose constraint as there's the maximum amount of finance available, but
as long as the solution is less than this amount, it's acceptable.
D is incorrect. This is an example of an assumption, as there's no evidence that external
resources are not needed.

Explanation/Reference:
Decomposition describes the process of taking the product or project scope and breaking it down into smaller, more manageable units.
Decomposition is not an elicitation technique.
A is incorrect. Brainstorming is an elicitation technique that's useful for requirements gathering.
B is incorrect. Observation allows the stakeholder to actively or passively observe the work to
better understand the requirements of the solution.
D is incorrect. Prototyping allows the business analyst and team to create mockups of the
deliverable for solution testing and requirements approval.

Explanation/Reference:
Work product is the business analyst term for the collection of notes and diagrams used by the business analyst to develop the requirements.
D is incorrect. A work package is the smallest item in the work breakdown structure.
B is incorrect. Deliverable is a specific output of the business analysis process that the business
analyst has agreed to produce.
C is incorrect. This is not a valid business analysis term.