Which group of people were probably the first to deliberately plant seeds

Large igneous rock have been found on surface sedimentary bedrock in north carolina .which statement best xplains the presence of these boulders

Which of the following was probably the most difficult challenge facing construction of the railroad?

The current population of a city can be represented by "p." the population is expected to increase by 6.5% next year. write an expression in simplest form that represents the expected population next year.