=According to paragraphs 9 and 10 (lines 55-65), investin...

may open new markets for the Brazilian technological sector of oil extraction at great depth.

may justify Petrobras’ plans to reduce the development of its research center.

is surely leading Brazilian engineers to work for African countries rich in natural resources.

will pay immediate dividends in the challenging sector of geology and oil exploitation.

can explain why Petrobras is spending $800m - $900m to extract oil at great depth.