Answer Q1(a) and Q1(b) based on Figure Q1. Figure Q1 shows illustration of single thread process and multiple thread process. (a) Analyse THREE (3) difference between processes and threads. (6 marks) (b) List THREE (3) examples of multiple threads happen while working on a Microsoft Word document. (3 marks) (c) If suddenly the process of the Microsoft Word requests a resource that currently held by another process, identify TWO (2) methods of recovery done by operating system. (4 marks)