A strategy of reciprocating both the frequency and magnitude of the other bargainer's concessions was found to be more effective in obtaining concessions from the other bargainer than strategies involving reciprocation.

Always and less

Explanation:

Strategy: The strategy is a plan to do something with respect to achieve the company objectives or individual objective

Without preparing the strategy no one could accomplish their target.

For frequency and magnitude of other bargainer concessions, the strategy should always be reciprocatinvg and found to be more effectove as if concessions are obtained from other bargainer that involves less reciprocation

answer: a. the kind of population living in your neighbourhood.

the census explorer data tool by the us census bureau allows the user to zoom in on any neighbourhood within the united states and find the kind of people residing in that by race and age.  

the tool needs to needs to be used twice – once in order to find what type of people reside in a neighbourhood, and then to see the age groups of the people in the same neighbourhood.

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