got all the parts for everything else just need help on problem E.

Consider the bill of materials (BOM) shown to the right a. How many immediate parents (one level above) does item I have? How many immediate parents does item E have? Item I has 2 immediate parents) and item E has 2 immediate parents). (Enter your responses as integers.) b. How many unique components does product A have at all levels? Product A has unique components. (Enter your response as an integer.) c. Which of the components are purchased items? Items F, G, H, and I Items B, C, D, E, and J. Items B, C, and D. 0 0 0 Hem Items F and I Items F, G, and H d. How many intermediate items does product A have at all levels ? Product A has 5 intermediate items (Enter your response as an integer.) e. Given the lead times (LT) noted on the figure, how far in advance (in wooks) of shipment must a purchase commitment be for any of the purchased items identified in part (c)? A purchase commitment must be made weeks in advance. (Enter your response as an integer.) LT=1 B (1) ILTE3 C (2) ILT=3 D (1) Tu-5. E (1) F (2) E (1) G (1) H (1) J (2) LT=5 LT = 1 LT = 1 LT=1 LT=5 LT = 4 1 (2) T(2) LT = 5 1(1) LT = 5 LT = 5