Is to deny or explain politely with customers want to buy ice or hot water which the shop 7-Eleven couldn't sell nothing to buy in the price of glass and drink at a high level. (x ̅ =, = 4.6833 S 0.65073) mean respectively is also high. Is to greet foreign customers in English (x ̅ =, = 4.5833 S 0.90744) and the least in high level as well, giving advice to clients in the case, the store no product that customers want. (x ̅ =, = 4.2500 S 0.72778)
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