How does author harvey l. cobb develop the idea that the cherry trees are a major benefit to washington, d. c.? by giving prominence to dr. takamine's role, cobb highlights the japanese origin of the trees to support the idea that the trees improved u. s.-japan relations. by describing the scene in the cab, cobb highlights the cabby's knowledge of the trees to support the idea that the trees are popular in washington. by describing how the planting was organized, cobb highlights the careful nature of the process to support the idea that officials recognized the trees' importance. by mentioning visitors and railroad advertisements, cobb highlights that the trees have brought a large number of tourists to the city.