_______ facilities include electrical power, communication services, and environmental controls such as heat and humidity.

Which of the following statements correctly prints out the value that is in the memory address that the pointer p1 is pointing to?

a. cout << &p1; b. cout << p1; c. cout << int* p1; d. cout << *p1;

A primary objective of a rule base is to ______________ communications based on complex rules.

Fill in the blank(s) with the appropriate word(s).