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.
Answer:
The notes should be: D E F G A (B flat) (C sharp) D
The correct answer is B. An oasis of peace and tranquility with trees, lawns, and fountains. Hope I helped!