Trial and error is also known as

• A. rule of thumb.
• B. a heuristic.
• C. means-end analysis.
• D. mechanical solution.

Answer: (D)

Verified step by step guidance

1. Understand the concept of 'trial and error': It is a problem-solving method where multiple attempts are made to reach a solution, learning from mistakes along the way.
2. Recognize that 'trial and error' is often associated with a 'mechanical solution': This means it involves a systematic, repetitive approach to solving a problem without necessarily understanding the underlying principles.
3. Differentiate between 'trial and error' and other problem-solving methods: For example, a 'heuristic' is a mental shortcut that allows people to solve problems quickly and efficiently, which is different from the repetitive nature of trial and error.
4. Consider why 'rule of thumb' and 'means-end analysis' are not synonymous with 'trial and error': A 'rule of thumb' is a general principle derived from practice rather than theory, and 'means-end analysis' involves breaking down a problem into smaller parts to solve it step by step.
5. Conclude that 'trial and error' aligns most closely with a 'mechanical solution' due to its repetitive and systematic nature, which is distinct from the other options provided.