By default, the centered header and footer of a printed webpage are empty

A(n) ________ is macro code embedded in a worksheet which does something malicious

Fill in the blank(s) with correct word

Downcasting enables:

a. A derived-class object to be treated as a base-class object. b. A base-class object to be treated as a derived-class object. c. Making a base-class pointer into a derived-class pointer. d. Making a derived-class pointer into a base -class pointer.