3.3.3.4b - Critical path networks

Complete and interpret simple networks to identify the critical path.

Use b - critical path networks to connect the rule to the data and decision in the question.

This matters because b - critical path networks determines what can be inferred or chosen; begin with the stated conditions and keep the conclusion tied to the evidence.

Example: apply b - critical path networks to one small, clearly defined case, show the key step or comparison, and explain the result in words.

Boundary: b - Critical path networks is not a universal recommendation. Check the syllabus scope, assumptions, units and the limits of the evidence before generalising.