Checking for outliers, using extreme cases, weighing the evidence, and getting feedback from informants are all examples of

Germany's black forest is being destroyed as a result of which environmental issue ?

If you wish to make an explicit comparison of two dissimilar things without using like or as you would use the

Which answer best describes the main purpose of the monroe doctrine? a to establish fixed borders in the western territories b to keep europe from further colonizing the western hemisphere c to limit the ability of the free states to protect runaway slaves d to promote settlement of the louisiana purchase