What might happen if dispatchable threads were removed from the software hierarchy? a. requests from the mouse would be ignored. b. new programs would not be able to run. c. the running program would close. d. background programs would be dropped.

3. what is the output of the following statements? temporary object1; temporary object2("rectangle", 8.5, 5); temporary object3("circle", 6, 0); temporary object4("cylinder", 6, 3.5); cout < < fixed < < showpoint < < setprecision(2); object1.print(); object2.print(); object3.print(); object4.print(); object1.set("sphere", 4.5, 0); object1.print();