Which statement is true? most rocks are made up of a mixture of minerals. most rocks are composed of a single mineral. rocks do not contain any mineral matter.

When you look at the data about all of the children in your setting, you can learn a. about child development. b. how well each individual child is performing. c. what outside factors you need to change. d. how effective your instruction and environment are.

Cartels control the production and pricing of goods mainly through a) the elimination of competition. b) the cooperation of their members. c) the limitation of price controls. d) the manipulation of government pressure.

Darwin studied two different types of tortoises on the galapagos islands. sort the characteristics based on which tortoise they describe.