A city park, shaped like a square, has an area of 2 square miles. The city manager wishes to calculate the perimeter of the park. Which is the correct perimeter, and is this value rational or irrational? A 42√ miles, and this value is irrational B 42√ miles, and this value is rational C 2√2√ miles, and this value is irrational D 2√2√ miles, and this value is rational