One unit of A is composed of 2 units of B and three units of C. Each unit of B is composed of one unit of F. C is made of one unit of D One unit of E and units of F. Items A BC & D have 205060 and 25 units of on gand inventory. Items A B & C use lot-for lot (L4L) as their lot sizing technique. While D E and F require multiples of 50100 and 100 respectively to be purchased. B has schedule receipts of 30 units in period 1. Leas times are 1 period for item A B and D and two riods for items C E and F. Gross requirements for A are 20 units in Period 1 20 Units in Period 2 60 units in period 6 and 50 uints in period 81) constructa product tree for product A ensuring to annote it showing how many unit is required to make one unit of its parent as well as the associated lead times.ii) draw a time- phased scaled diagram showing similar annottion to the product tree.Complete MRP schedule for all components of the end product A such that demand for A is met in Periods 1 to 8