Under which condition below would you expect a coarse-grained extrusive rock like dacite to form? O A. Within a zone of fractured rocks below Earth's surface B. Lava slowly flowing out of a fracture in Earth's surface C. Quick cooling of lava occurring underwater D. 25 km beneath Earth's surface

Which ecosystem best fits the characteristics listed below? which ecosystem best fits the characteristics listed below? ii. seasonal migrations of millions of wildebeests, zebras, and elephants iii. large numbers of predators, such as lions iv. acacia trees and grasses a. the congo rainforest b. the african mangroves c. the serengeti grasslands d. the sahel