This is a business analytics question:

A tness company decides to use body mass index to measure the performance of its customers. In their database they have the height and weekly weight information for each customer. The analyst decides to calculate weekly body mass index for each customer using the height and the weight information and add this new data to their database. Which of the below best describes the related data preparation activity? O A. Data Cleansing O B. Data Imputation O C. Data Derivation O D. Data Abstraction