A chart placed on a worksheet with the source data is:

If your data has a unique identifier that is a natural part of your data, you can use the field as a natural primary key

Indicate whether the statement is true or false

Using an incorrect relational operator or using an incorrect final value of a loop counter in the condition of a while or for statement is a frequent cause of __________errors.

a) syntax b) compilation c) off-by-one d) divide-by-zero