Please help with part $2$ and $3!$

Part $2$: Draw$/$reproduce the "Role of JA in HR Selection Model."

Part $3$: List and explain each part of the model along with a short definition $($i$.$e$.,$ write a $1-3$ sentence definition$/$explanation of the concept$),$ listing its components and providing examples $($see below$)$ for each part $($e$.$g$.,$ list JA$,$ define it and list its components along with four JA methods, and then explain two in detail$).$ Make sure you explain in detail $(1-3$ sentences$)$ all relevant linkages in the model. Finally, what role does reliability and validity play in the model $(1-3$ sentences$)?$

JA Rubric for JA Model Assignment

$\backslash$table$[[$Part $1$: Staffing and JA$,$Points,Score$],[$Define Staffing,$5,],[$JA is critical to Staffing $($see above$),15,],[$Part $2$: JA Graphic Model$],[$JA Model Provided,$5,],[$Part $3$: Describe JA Model Components as well as Reliability$/$Validity$],[\backslash$table$[[$Define Job Analysis $=$