Signs indicating areas of public recreation are:a. Orange. b. Red. c. Green. d. Brown.

Green is commonly used to indicate areas of public recreation, like parks and nature trails, as it represents nature, tranquility, and open spaces. This vibrant color is inviting and encourages outdoor activities, making it easy for people to identify recreational spots in their community. On the other hand, brown signs often signify scenic or historic sites, like trails and natural landmarks. While they’re not specifically for recreation, they often guide visitors to explore beautiful surroundings that may include recreational opportunities, enhancing the outdoor experience.