Because plants need sunlight to survive,and small mammals eat plants, and the tigers eat the small animals who eat the plants.
This slogan; small family, happy family, has encouraged the Indian population programs which had them limit families to one child - A. This was similarly to the one-child policy of China but was much less successful.
Spanish colonist were expected to protect ,care for and Christianize Indians. <span />
The correct answer would be C.
In the 15th and 16th centuries, an increased number of vogages occurred all around the globe, to longer distances each time. This allowed the western civilization to stablish contact with the rest of Africa, America and Oceania.
The ability to travel further distances came because 2 things: the development of better ships, such as the galleon, and the advancements in navigation technology, which allowed the ship to reach it's destination even in months-long journeys across the ocean. The astrolable was one of such technological advances, allowing the sailors to identify the position of a celestial body in the sky, and triangulate the position of the ship from that information.
C is the right answer. Hope this helps!