$4\mathrm{.}3.$ Using the following product tree, determine the planned order receipts and planned order releases if $200$ As are to be produced in week $5.$ All lead times are $1$ week except for component $E,$ which has a lead time of $2$ weeks.

$\backslash$table$[[,$Week,$1,2,3,4,5],[\backslash$table$[[$Part A$],[$Lead Time: $1$ week$]],\backslash$table$[[$Planned Order Receipt$],[$Planned Order Release$]],,,,,],[\backslash$table$[[$Part B$],[$Lead Time: $1$ week$]],\backslash$table$[[$Planned Order Receipt$],[$Planned Order Release$]],,,,,],[\backslash$table$[[$Part C$],[$Lead Time: $1$ week$]],\backslash$table$[[$Planned Order Receipt$],[$Planned Order Release$]],,,,,],[\backslash$table$[[$Part D$],[$Lead Time: $1$ week$]],\backslash$table$[[$Planned Order Receipt$],[$Planned Order Release$]],,,,,],[\backslash$table$[[$Part E$],[$Lead Time: $2$ weeks$]],\backslash$table$[[$Planned Order Receipt$],[$Planned Order Release$]],,,,,]]$