Consider the production of component A$.$ The Product Structure Diagram is given below:

MRP$\_$componentA.png

The Master Production Schedule is:

image.png

MRP matrices $($with additional information added in red text$)$ are given:

MRPmatrices$\_$m$2.$png

In case it's useful, you can download the matrices here.

How many units of component A are projected to be on hand at the end of period $1?$