The neritic zone is the most productive zone among the choices given. The correct option among all the options that are given in the question is the fourth option or the last option. This is the zone where the water is shallow and sunlight reaches the ocean floor. I hope the answer comes to your help.
The inner core is the dense sphere of solid iron and nickle at the center of the earth.
The factor that helped the United States in making the inland transportation and commerce to be possible is in letter C. The intricate river system. I hope you are satisfied with my answer and feel free to ask for more if you have clarifications and questions.
They really help in the process of Africa's state building, creating commercial networks between parts of the continent, and introducing literacy ( especially on northern part of Africa)
They also controlled the sea route between Asia and Africa and managed to maintain the relationship between Africa and the middle east
