Who used khipu, a system of recording numbers by tying knots on strings? a. aztec b. maya c. inca

yes.

an illinois concealed carry license (ccl) is required to conceal carry a firearm in illinois. the license permits the licensee to carry a concealed loaded or unloaded handgun on his or her person or within a vehicle.

in moral and political philosophy, the social contract is a theory or model that originated during the age of enlightenment and usually concerns the legitimacy of the authority of the state over the individual.

explanation:

radioactive dating, also known as  radioisotope dating  is a process that in  estimating the approximate  age  of  rocks. these data can be analyzed from  the studies dealing with the  decay of the radioactive elements that are present in these rocks. in nature, there are a few types of materials or atoms which are quite unstable and they spontaneously decay or breakdown to form other kinds of atoms.

hhebeueubevcje. he. me. e beben

democracy

explanation: