What type of rock is pictured here?

On the graph, the bottom horizontal line represents

What was the result of delegates from the democratic party not being able to nominate a candidate in 1860

Which act of the conquistador pizarro was crucial in overthrowing the inca? a. the destruction of the ancient inca city, machu picchu b. the siege of the inca capital near the cuzco valley c. the execution of the last inca ruler, atahualpa d. the unexpected deaths of 3 million inca warriors e. the murder of former inca emperor, huascar