____ is a set of instructions that can be embedded into a document to produce specific effects.

Assigning a subclass reference to a superclass variable is safe ________.

a. because the subclass object has an object of its superclass. b. because the subclass object is an object of its superclass. c. only when the superclass is abstract. d. only when the superclass is concrete.

Click the ____ command on the Write & Insert Fields group to insert one field.

A. Address Block B. Greeting Line C. Insert Merge Field D. Finish & Merge