Q: whenever people get together and operate as groups, they make agreements, whether actually stated or not, regarding what is right and what is wrong, what is moral and what is immoral—in other words, what will be contributive to survival and what will be destructive of survival.

A: Whenever people get together and operate as groups, they make agreements, whether actually stated or not, regarding what is right and what is wrong, what is moral and what is immoral—in other words, what will be contributive to survival and what will be destructive of survival.
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Q: post episode of depression can often be attributed to this type of mood behavior in people who has used anti-depression medications in the past.

A: Post episode of depression can often be attributed to this type of mood behavior in people who has used anti-depression medications in the past.
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Q: visitors can go boating on the canals or relax by their banks and enjoy the reflection of modern buildings and blue skies in the water.

A:
Visitors can go boating on the canals or relax by their banks and enjoy the reflection of modern buildings and blue skies in the water.
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