A trial$-$and$-$error method of problem solving used when an algorithmic or mathematical approach is not practical.Select match An approach to solving problems based on the theory of evolution; uses the concept of survival of the fittest as a problem$-$solving strategy.Select match Handles work that is hard on a person and could cause repetitive injuries.Select match Functions like an arm with rotary joints and can help move up and down and also twist.Select match