The correct answer is - A. Devonian.
The Devonian is one of the seven periods of the Paleozoic Era. It lasted for 50 million years, from 410 million years ago until 360 million years ago. It is the period in which the first insects evolved, the first seeded plants, as well as the first land vertebrates. This period came after the Silurian period, and was followed by the Mississippian period.
Answer:
This was a problem because the wealthy citizens of the new Latin American countries possessed much needed capital and skills to develop the new nations.
The rulers of the new nations needed these wealthy citizens to provide their capital and labor to start new development processes in agriculture, industry, infraestructure, and so on. When they moved back to Spain, these countries lost the opportunity to make use of this labor and this capital. This contributed indirectly, to the slow advancement of most Latin American nations.
The Himalayas Mountains provide a natural barrier between India and the rest of Asia. I hope this helps!!!