Need help with those please

For Questions 3,4, consider the BOM and MRP information. Completed MRP for each Item and answer the questions. MRP Information Summary BOM (Bills of Material) Item ID Lot Size On Hand A B C A Lead Time (weeks) 1 1 2 1 2 LFL LFL LFL LFL LFL 2 9 7 6 NaNO 3B 2D D E SI 20 Question 3 How many statements are correct if Item A has Gross Requirements of 18 in week 8? 0 1 2 3 (A) Item A Gross Requirements row contains 18 in week 8 (B) Item A Projected On Hand row contains 5 in week 1 (C) Item A Projected On Hand row contains 5 in week 8 Question 4. How many statements are correct if Item A has Gross Requirements of 18 in week 8? 0 1 2 3 (A) Item A Net Requirements row contains 18 in week 8 (B) Item A Planned Order Receipts row contains 13 in week 7 (C) Item A inventory policy is order 13 in week 7