Based on the reading, why do you think the author mentioned that the cattle were diseased

Perhaps their easy-going temperament was what made them ideal for early farmers to domesticate them. Though many other animals in the world give good meat, milk, and hide, the bovine was chosen over others perhaps because of both temperament and ability to learn that humans are beings that give them good food to eat.

To show the food was unsafe

this forms a narrow, steep sided inlet (sometimes deeper than 1300 metres) connected to the sea. the terminal moraine pushed down the valley by the glacier is left underwater at the fjord’s entrance, causing the water at the neck of the fjord to be shallower than the main body of the fjord behind it.

he risk-return relationship. generally, the higher the potential return of an investment, the higher the risk. there is no guarantee that you will actually get a higher return by accepting more risk. diversification enables you to reduce the risk of your portfolio without sacrificing potential returns.

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