The dhow was used for heavy items that were not as fit for land-based trade. ... The dhow and lateen sail did for maritime trade what the saddle and stirrup did for land trade: they helped people widen networks of trade and communication thus accelerating the diffusion of goods, ideas, and culture.
La expresión «descubrimiento de América» referirse a la llegada de Colón al continente americano dando lugar a un amplio y apasionado debate. El debate se generalizó en 1992, en ocasión del V centenario de la llegada de Colón a América.
No entendí tan bien tu pregunta pero espero que esto te ayude!!
Cliffs can collapse because of the weather naturally eroding it. Also when water is constantly crashing against them, it can erode the layers of the cliff. It can also happen in a mud slide when the rain makes the soil extremely wet causing the rock to fall. Also in a rock slide when a piece of rock breaks off from the entire cliff.
Answer:
b. Criticism of government policies by the press.
Explanation: