¿En dónde se ubica el descubrimiento de los restos de animales y herramientas posiblemente humanas?

Ahistorian who compares the expansion of political systems to the expansion of economic systems is organizing history by

Who coined the phrase “go west and grow with the country”?

Which instance of political expression would be considered symbolic speech? a. a student wearing all black to call attention to political issues b. a candidate for congress giving an interview to the media c. a demonstrator chanting anticorporate slogans outside a company’s headquarters d. a local citizen speaking up at a town hall meeting