Answer: Team selling
Step-by-step explanation:
According to the given example, the trans-wave is the international company which is using the team selling strategy as it is one of the type of sales strategy which is used by an organization for the purpose of increase the productivity of the company.
The main objective of the team selling marketing strategy is that it helps in selling the maximum number of products and the services in the market by promoting and advertising the company's product to the customers.
The trans-Wave company is basically sends tire safety engineer and the experts in the united states office so that they can explain them properly about the safety measures products. Therefore, Team selling is the correct answer.