Answer: (B) Determining dimension
Explanation:
According to the given question, the determining dimension is one of the type of marketing dimension that motivated the Radwheel's purchasers.
The determining dimension is the process that actually affected the purchasing of the customer about the specific brands and the products in the market.
The dimension is the term that is basically used for segmenting the market based on the type of consumers purchased the different types of products and the services in the market.
Therefore, Option (B) is correct answer.