Salt marshes, such as the one on the cape hatteras national seashore in north carolina, have a salinity that ranges from 18 to 30 ppt. where does the salt come from? a. salt-tolerant grasses b. migratory birds c. ocean tides d. human intervention

C. Ocean tides is the correct answer.

C. Oceanic tides

Explanation:

Cape Hatteras National Seashore, is an island established on the coasts of Atlantic ocean. The island consists of salt marshes the salinity of which is affected by oceanic currents, water and wind circulation and sea level changes.

use smarts app it gives all theanswers