What does the phrase in bold mean?

It is difficult to

What does the word in bold mean?

They are offering merely

technical assistance.

Parks ........ a challenge to

Kahn’s

The discovery

could ....... light on

aging and cancer development in humans, too.

And although ........ various facets of this topic before, a holistic, wide-angle view of the problem

proved most appropriate for accurate

Once installed on your computer, these programs can seriously ... your privacy and your computer's security.

A ...... students

volunteer each year for environmental projects.

What does the word in bold mean? Use a consistent method to collate your results, and include both accepted and rejected items.

Such questions are

s

Do you only ....... in debate with

those who have the same opinions as you?