Darwin believed that emotional expressions began as that came to have evolutionary value because they .

Jane determines x = 4 and y = 1 is the solution to the following system of equations.

Plz which of the following countries did not claim the oregon country in the early 1800s. a. russia. b. britain. c. the united states d. france.

Complete the list of actions taken by the delegates of the first continental congress. a. the congress then opted to declare war against england. b. the congress then sent a representative to present its opinions to parliament. c. the congress then wrote the first draft of the declaration of independence. d. the congress then wrote a statement of complaints to george iii, not parliament, called the declaration of rights and grievances.