The main approaches to examining how groups solve problems are:
a. descriptive, functional, and prescriptive.
b. consultative, democratic, and consensus.
c. linear, progressive, and iterative.
d. mathematical, verbal, and visual.

c. linear, progressive, and iterative.

Explanation:

In group task either in the school sector or in the real world work sector, there are various approach to be adappted to resolve any issues. The most common is the Linear, progressive and the iterative approach method.

The problem task to be resolved would be stated in a simple statement (linear) which would lead to the group member to brainstorm on it and make suggestions on hoew to resolve it (progressive).

During the brainstorming, the best option on how to solve the problem is choosen while the next stage which involves the breaking of the solutions into sections inorder to follow up on each milestone achievement is developed (Iterative approach).

People would be assigned some part of work to be carried out which would be coallated together to get the finished product or solution.

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