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Coal combustion produces which of the following waste products? i. tar ii. methane iii. electricity i only ii only i and ii ii and iii i, ii, and iii

Which of the following statements is true of how pollutants can enter the environment from a sanitary landfill?

Which action would probably not result in good test performance or lessened anxiety? a. visualizing success b. arriving to class right before the test c. taking deep breaths d. getting a good night's sleep before the test