From the examples given below, identify the specific areas in which an organization desires to seek improvement and provides the framework of an action plan, to realize continuous improvement:

a-The company makes a profit of more than 20 billion in the last 5 years

b-The company introduces Health, Safety and Environmental policy in the organisation.

c-The companys accounting section plans to pay the amount due to its suppliers within 15 days as against the 45 days it used to take before.

d-The company recruits 50 employees for the production department.