Answer is
C- attempts by foreign countries to control them
Charlemagne or Charles the great was the king of Franks from 768.
Answer:
Its geology is complex, with numerous rock formations of different materials and ages intermingled with one another.
Innovation is the process of introducing new ideas or promoting change through a new idea or object. There are two main types of innovation: discovery and invention. This is a guiding principle of Americans not to settle and to remember that things can always improve or be enhanced. Through this spirit of innovation, Americans are always working to advance the fields of science, medicine, and technology.
