A(n) ________ is a contract distributed with a program that gives you the right to install and use the program on one or more computers

________ means that additional users can easily be added without affecting the performance of the other network nodes

Fill in the blank(s) with correct word

To determine the difference between two Instants, use class Duration’s static method ________, which returns a Duration object containing the time difference.

a. difference b. interval c. between d. span