question: a concerted effort is necessary to build on europe's promising record in innovation tackling global challenges such as climate change. the gender gap in science and research must be closed.
Capitalize this past sentence correctly.
A: A concerted effort is necessary to build on Europe's promising record in innovation tackling global challenges such as climate change. The gender gap in science and research must be closed.

question: for 90 years, it has been clear that niacin is important to the nervous system and that severe niacin deficiency can cause dementia - as part of the deficiency disease pellagra.
Capitalize this past sentence correctly.
A: For 90 years, it has been clear that niacin is important to the nervous system and that severe niacin deficiency can cause dementia - as part of the deficiency disease pellagra.

question: look at the difficult managers.
Capitalize this past sentence correctly.
A: Look at the difficult managers.