Answer:
Trial and error is a fundamental method of problem-solving. It is characterized by repeated, varied attempts which are continued until success, or until the practicer stops trying.
Explanation:
Trial-and-error is one of the most useful forms of learning. When we make an error, or fail at something, we give ourselves an opportunity to analyze that failure, make a change, and then try again. ... In many ways, trial-and-error is the only form of learning we really have.
Its A. Frank Lloyd Wright he designed it.
He takes a long time because the one side thinks that he will lie while his own family knows that he will tell the truth. The heads argue about that and don’t give him the chance to explain
Answer:Its c just passed the test
Explanation:
When they wanted to make a sound of a stringed instrument