A vendor specializing in outdoor gear offers customers three ways to place orders for home delivery. Customers can place orders either in the$$ store, online, or via telephone using a catalog. Of the$$ orders, one$-$half are made online with one$-$half each made in stores or via telephone. Of the online$$ orders, $40\%$ are only for$$ clothing, $40\%$ are only for camping$$ supplies, and $20\%$ are for both. For orders placed in the$$ store, all are for clothing$($to order a size that is not in$$ stock$).$ Among orders placed via$$ telephone, $50\%$ are only for$$ clothing, $30\%$ are only for camping$$ supplies, and $20\%$ are for both. Answer parts$($a$)$ and$($b$).$