Tom,a Sales Executive at Gadgizmo,an Electronics Store Attends to a Japanese

Tom,a sales executive at Gadgizmo,an electronics store attends to a Japanese customer who wishes to purchase a laptop.While attending to the customer,which of the following strategies should Tom adopt?

A) He must ask closed-end questions to the customer for better clarity.
B) He must give him a lengthy explanation on the features and specifications.
C) He must be extremely brisk in his approach to the customer.
D) He must always sport a smile on his face whenever appropriate.