Explain how the diagram illustrates the increasing differentiation of languages as one moves from ancestral languages all the way to dialects.

What is the result of the greenhouse effect? a. heat is deflected from the atmosphere. b. heat is released from the atmosphere. c. heat is kept in the atmosphere. d. plants are able to grow in the tropics where the air is the heaviest.

What was the main purpose of the "four freedoms" speech?

Can some one write for me a paragraph about geographical connection of oil,