The graph below represents the market for walnuts.Identify the values of the marginal benefit and the marginal cost at the output levels of 2000 kilograms,4000 kilograms and 6000 kilograms.At each of these output levels,state whether output is inefficiently high,inefficiently low,or economically efficient. 
Definitions:
Zygote
Cell resulting from the uniting of the ovum and sperm.
Umbilical Cord
The flexible cordlike structure connecting a fetus to the placenta, delivering nutrients and oxygen and removing waste.
Psychological Closeness
The perception of being emotionally intimate or connected with another person or group.
Intimacy
A tight, intimate bond that is typically affectionate or tender, formed between individuals or within a group.
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