Questões de Concurso

According to the last paragraph, the author believes that the

(a)

future of the energy business is uncertain and difficult to anticipate.

(b)

recent increase in oil prices is definitely a long-lasting phenomenon.

(c)

four questions presented in the article will be answered sooner than we imagine.

(d)

energy business is definitely facing a moment of stability, growth and prosperity.

(e)

inevitable conflict in the Middle East will solve the imbalance between energy supply and demand.