Need help with and or statments

Which of the following is not contained on the slide show toolbar? a. next button b. slide button c. close button d. pen tool

When you interpret the behavior of others according to your experiences and understanding of the world your evaluation is

Using a conditional expression, write a statement that increments numusers if updatedirection is 1, otherwise decrements numusers. ex: if numusers is 8 and updatedirection is 1, numusers becomes 9; if updatedirection is 0, numusers becomes 7.