In professional football, some players have microphones in their helmets that allow them to communicate with coaches on the sideline. What does this indicate? A. how technology has improved sports B. a commitment to fair play among athletes C. how players rely on coaches during games D. the importance of leadership in sports

Afarm grows soybean and produces chickens. the opportunity cost of producing each of these products increases as more of it is produced. draw the? farm's ppf. label it ppf0. the farm adopts a new technology which allows it to use fewer resources to fatten chickens. draw a ppf that illustrates the impact of the new technology. label it ppf1.

Love, which can’t be observed or measured directly, is an example of psychological construct

Which soil horizon, also known as the zone of accumulation, is enriched in clay, iron oxides, silica, carbonate, and other materials?