The answer is B. "<span>The Comprehensive </span>Environmental Response<span>, </span>Compensation, and Liability Act<span> -- otherwise known as CERCLA or Superfund -- provides a Federal "Superfund" to clean up uncontrolled or abandoned hazardous-waste sites as well as accidents, spills, and other emergency releases of pollutants and contaminants into the environment"</span>
Levator is the right answer :)
To date, there are five different types of taste receptors known: salt, sweet, sour, bitter, and umami.