An example of a "preshopping activity" is negotiating the price of a product.

A major disadvantage of comparative scales would be which of the following?

A) Halo or carryover effects are reduced. B) Respondents bring the same point of reference to a task. C) The resulting data measures relative differences. D) Only big differences between objects can be detected. E) A researcher cannot generalize beyond the objects under study.

For database/XML applications, a good rule to follow is that elements are used to carry data and attributes are used to carry metadata

Indicate whether the statement is true or false