Answer:
Work decomposition can be described as a technique in which a particular work or project is broken down into smaller components so that the work can be done more efficiently.
Two things which will help in decomposition of work are:
1) the availability of enough staff to handle the work in each department: The more the number of people in a department, the easier it will be to assign work for each of them.
2) the availability of resources: the availability of enough resources will help us to decompose the work