Instrumental or cognitive aggression: these terms are interchangeable, both meaning the aggression is planned and is used as a means to meet a goal that can't be achieved in any other way.
Instrumental aggression is a planned attack and is typically the one means left. It is seen as necessary as no other plan has worked to achieve the goal. It is thought out and even justified by a higher moral grounds.
The reason why the Mongols withdrew form Asia was because of horrible weather conditions and diseases. If I had to pick, I would pick A.) Diseases because A is more severe then the weather conditions.
Answer:
One group Sifton believed to be the ideal immigrant was the American farmer. He thought that they made for excellent settlers as they would already be equipped to deal with North American conditions. Additionally, although Sifton departed from this tradition slightly, British immigrants were still highly valued. Besides that, Sifton saw Central and Eastern European agriculturists as prime candidates for Canadian immigration. He thought that these people, although not traditionally valued, were the ideal settlers for the Prairies especially as they were already familiar with agriculture, rural lifestyle, and harsh climates.
Explanation: