can the answer clearly show which is A, which is B, which is C and which is D

6.16 Your team has becn hared by a wallets prodocer coenmakes wallets imd rapplies thern throach secerat retail otatess in the Middle Eastem reqion. Recently socue problemb have emergol: - A lengthy delivery in supply to the retail outeti. - A complaint letter to the compaty from a curternet atating that as a frequent consumer of the products, they ate dusatnfied Wath the delivery time and that offen delayed delivery ate returned] to the retail outlets: MEFL. monitored and examused theur prodnetion procst her recording the delivety time, displiycd at the table belove MICRL. are unsure how to analyze this situation, hrmevet. they tatesul is get to the bottom of it and if possible improve the vitaative and regain the customers" loyalty. Help MEFL to rolve this problem. a) MEFL wanted to show the variation in the lead time. They recorded the kad time for 20 rindomily selected shipmesti. Lead times are pretented in the lable below. Select and construct the most appromiate problem-solving tool to show and pretent the lead time distribution. (Hint Class width: to-is 15.20,2025, cte. b) MEF1 is not happy; the customers are still costiplaitipin about the delivery time. Your teant and MEhL have identified the major catcgories (the main contributors) as: people. method, machine, and material Causes are presentcd in the table below. Use the most appropriate problem wolvine tools to show the root cative of this problem. c) Use the data in the table above and sclect and consiruct the most appropriate problem-solving tool to identify which variables have the most influcnce on the company's production. d) Your team has suspected a potential relationship between order quantities and the lengthy delivery (lead time). Use the data in the table below and select and construct the most appropriste problem-solving tool to check if there is a relationship between order quantities and lead time