2. Humans become less selfish when:
| A. | they work in solitude |
| B. | they work in large groups |
| C. | they listen to frightening stories |
| D. | they listen to cheerful stories |
Answer : B Explanation : |
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Option: A Explanation : Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. |
