The main objective of Text I is to

gabarito: e) stress the necessity of the preservation of some primary rainforests for sustainable development.

''Thus some of the primary rainforests must be salvaged for sustainable development to be at all successful.''

vocabulário:

less-than-stellar: https://ell.stackexchange.com/questions/57044/question-about-meaning-of-less-than-stellar-does-it-mean-less-than-90-percent

rainforest: floresta tropical

havoc: dano, destruição

harassment: assédio, abuso, perseguição, etc.

thus: assim

pipeline: canal, tubulação

methane flaring: queima do metano

fuels: combustíveis

manure: adubo, estrume

in tandem: conjuntamente, simultaneamente

flooded: inundado

assessment: avaliação

lush: exuberante

e-

The whole text drones on about sustainable use of rain forests without resorting to over-exploitation and careful deployment of alternate methods to achieve the same end, which might result in unintended consequences as evidenced by the given examples. 

Esse tipo de questao tem que responder depois de fazer as outras questoes porque aí ja se tem uma base do texto. O "objetivo" é preservacao as florestas sem favorecer nenhuma ideia sugerida, seja biofuel (d) ou investments in research (c).

Nunca ia imaginar que stress = sublinham.

"Stress the necessity"

ENFATIZAR A NECESSIDADE.

É brincadeira, cara....vou ter de engolir o dicionário de inglês...

Gabarito E.