A relation is in first normal form if every non-primary key attribute is functionally dependent on the whole primary key

When a researcher must communicate with respondents which choice of data collection method may be selected?

A) have person ask questions B) use a computer to assist or to directly ask questions C) allow respondents to answer questions themselves D) any of the above may be selected E) none of the above may be selected

A material breach of contract is usually unintentional and not substantial

Indicate whether the statement is true or false