Which is not one of the characteristics or objectives of data mining?
a. the miner is often an end user.
b. business sections that most extensively use data mining are manufacturing.
c. data mining tools are readily combined with spreadsheets.
d. sophisticated tools to remove the information buried in corporate files.

b) Business sections that most extensively use data mining are manufacturing.

Explanation: Data mining is the digging and extraction of the data from the large data sets or databases.The data is analyzed according to various parameters and categories and then extracting process works. It helps in the businesses for making decision ,efficient working, discovery of data etc.

Data mining is usually done by the clients. It extracts the unnecessary information also to remove it and can be combined with spreadsheets.The only incorrect option is option(B) because data mining is mostly used by end users or data mining experts in the business field.

i'm pretty sure data is stored in a form