tom, a sales executive at an electronics store, is helping a japanese customer who is not fluent in english and wishes to purchase a laptop. while attending to the customer, which of the following strategies should tom employ? a) he should speak louder for better clarity. b) he should give the customer a lengthy explanation on the features and specifications of each laptop. c) he should be extremely brisk in his approach to the customer. d) he should continue to sport a smile whenever appropriate.