What is Critical Path Analysis and how it is used in making schedule trade-offs?

What is Critical Path Analysis and how it is used in making schedule trade-offs?Your APA formatted assignment comprising 2-4 double-spaced pages, typed in 12 points Times New Roman (or 11 points Calibri) citing 2-3 credible sources excluding the Cover and Reference pages. Some Resources:What is Critical Path Analysis? What Is Critical Path Analysis? (With Steps To Use It) | Indeed.comAn Introduction to Project Network Diagram with Examples Project Network Diagram: Explained with Examples (gitmind.com)Project Schedule Network Diagram: Definition, Uses, Examples. Project Schedule Network Diagram: Definition | Uses | Example – Project-Management.infoWhat is critical path analysis and how to calculate it? What is Critical Path Analysis and how to calculate it | DICEUS