Marcia Baker ships orchids and other perishable flowers from her greenhouses near San Francisco to florists thousands of miles away in cities such as New York, Boston, and Philadelphia. Since the flowers must reach the florists as quickly as possible, the best mode of transportation for Marcia to use would be Multiple Choice railroads. trucks. air. ships.

air

Explanation:

San Francisco is located on the SouthWest corner of the United States, while other states such as New York, Boston, adn Philadelphia are located on the NorthEast corner of the United States. This means that the ships are not an option since they would have to go all the way around and would be the longest option. Therefore, the best and fastest option would be through air. Since both railroads and trucks are viable but would take much longer than sending the flowers through air.

answersecondary succession;