What is the leader of the executive branch of a state government called?

Why have the aztec ruins in mexico city not been dug up?

John locke, an enlightenment-era philosopher, influenced the american movement for independence. locke believed that all people were entitled to natural rights. which quotation from the preamble to the declaration of independence refers to natural rights?

For each of the following examples of data, determine which scale of measurement is used. a) the number of miles joggers run per week. b) the starting salaries of graduates of mba programs c) the months in which a firm's employees choose to take their vacations. d) the final letter grades received by students in a math course.