What is an erg and what challenges do they pose for people

ERGs are groups of employees who come together in their place of work based on shared features or experiences of life. ... The challenges posed by ERGs are lack of communication skills, people may be afraid of talking if they do not have experience and they are not clear of the role of ERG.

Explanation:

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i believe the correct answer is option b. most eastern european nations joined nato.

though i could be wrong, option d. the eastern european nations were granted complete independence, would be another choice.

hope this ! : )

answer; ///i believe that the correct answer is ; hieroglyphs or glyphs; the maya script, also known as maya glyphs, was the writing system of the maya civilization of mesoamerica; as always plz check first..good luck