In a command economy, production is driven primarily by D) government production quotas. In a command economy, the government takes the decisions for production and investment. It is usually done by the government or a central authority. A planned economy may contain state-owned enterprises and some of the production is regarded as publicly owned.
Answer:
Usually, frequency is expressed in the hertz
Answer:
Sometimes geographers do not want to study the world just at a regional level. Instead they want to learn how people interact globally, or around the world. To do so, geographers ask how events and ideas from one region of the world affect people in other regions. In other words, they study the world on a global level.
A. thats not really essential