Which statement is true about the bulk density of soil?

More clay in the soil increases the soil's bulk density.

Bulk density is a measure of the soil's sand content.

Bulk density is generally greater for sandy soils

People keep spending additional units of a particular resource on a want until their marginal benefit is  decreasing withgreater thanless thannot affected by  their marginal cost.

Canada plays an important role in the global community in all of the following ways except by a. acting as a superpower with influence over europe and asia. b. promoting arms control and disarmament. c. working with the commonwealth of nations to promote trade. d. promoting trade with japan and other asian countries.

Acharreadas is a popular mexican thing where people display varying skills of horsemanship much like what events in the united states?