Taco bell and mcdonald’s are considering adding kiosks in restaurants for customers to place their orders. this will hopefully make the ordering process more efficient and increase accuracy.
a. product change. b. technology change.

(B) Technology change

Explanation:

 The technology change is one of the efficient process in environment as it helps in developing various types of technology for increase the accuracy and also the efficiency of the various types of products and the services.

 We can efficiently change the technology result in the output without change the input as it also improves the overall output of the products. It is also known as the technological development as it helps in manage the overall process of innovation, diffusion and the invention.  

 According to the given question, the McDonald's and the Taco bell are try to adding the kiosks in their restaurants so that it helps the customers in placing the orders.

 Therefore, Option (B) is correct answer.

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