Choose the sentence that is correctly punctuated. A. The beach is used by families who often hold picnics on it, by sports enthusiasts; who engage in swimming, surfing, and volleyball and by casual recreational users, who enjoy long walks along the ocean shore. B. The beach is used by families, who often hold picnics on it; by sports enthusiasts, who engage in swimming, surfing, and volleyball; and by casual recreational users, who enjoy long walks along the ocean shore. C. The beach is used by families, who often hold picnics on it, by sports enthusiasts, who engage in swimming, surfing, and volleyball, and by casual recreational users, who enjoy long walks along the ocean shore. D. The beach is used by families; who often hold picnics on it, by sports enthusiasts; who engage in swimming, surfing, and volleyball, and by casual recreational users; who enjoy long walks along the ocean shore.