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Often people who hold higher positions in a given group overestimate their performance, while people in the lowest levels of the group underestimate theirs- While this may not always be true, it does indicate that often the actual position in the group has much to do with the feeling of personal confidence a person may have. Thus, members who hold higher positions in a group or feel that they have an important part to play in the group will probably have more confidence in their own performance.A.
If people have confidence in their own performance, they will achieve high positions in a group.
B.
If we let people know they are an important part of a group, they will probably become more self-confident.
C.
People who hold low positions in a group often overestimate their performance.
D.
People in positions of power in a group may feel they do better work than they really do.
E.
People with higher positions in a group do better work than other group members.
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a shortage of labor force in America
B.
people's need to reduce the time spent on housework
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the quick change of American family life
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during last year
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since last year
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until a year ago
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last a few
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a few last
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