Given the story of Brown Tree snakes in Guam, would you say that introduced species. are readily controlled if the right combination of techniques...

Given the story of Brown Tree snakes in Guam, would you say that introduced species…

a. are readily controlled if the right combination of techniques are employed.

b. typically die out after a few generations because conditions are never identical to

the natural habitat of the introduced plant or animal.

c. can be well controlled, but only if the resources of a wealthy and technologically

advanced country can be marshaled.

d. may be impossible to control even by a country with enormous resources.