The females of two species of fruit fly, Drosophila melanomas tee and Drosophila simulans release slightly different mating hormones called pheromones, which are used to attract male mates. Which type of Isolation is represented in this example? A. Geographic Isolation
B. Structural Isolation
C. Temporal Isolation
D. Behavioral Isolation

the correct answer is 4) heat and pressure

metamorphic rocks arise from transformation of existing rocks types, in a process called metamorphism. during metamorphism the original rock(prolith) change into metamorphic rock by heating (150-200c) and pressure of more than 1000 bar. the original rock can be sedimentary, igneous, or existing metamorphic rock.

a = executive branch; b = judicial branch