A disadvantage of the token-ring system is that if an error changes the token pattern, it can cause the token to stop circulating. This can be eliminated by adding which of the following?

A property variable provides a place for us to store a(n) ____ of the objects in a class.

A. return value B. constant C. template D. attribute

Examples of nonalgorithmic tasks include all of the following except

a. finding information b. using placeholders to reformat text c. database design d. creating a password