Answer:
The answer is option (b) divergent thinking.
Explanation:
Divergent thinking is a thought method or process that describes when creative or problem-solving ideas need to be generated by exploring a number of possible solutions.
This kind of thought process leads to the generation of numerous ideas in a short period of time. It is the kind of thought process that Lionel (in the question) wants his employees to engage in because he needs diverse possible solutions that can revive the company as soon as possible.