The effect of social facilitation on those performing a difficult task is that their performance tends to suffer
<h3>What is a
social facilitation?</h3>
This means tendency of presence of others which improve a person's performance on a task.
However, the effect of social facilitation on those performing a difficult task is that their performance tends to suffer
Therefore, the Option A is correct.
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Answer:
The victory of Jackson indicated a westward movement of the centre of political power. He was also the first man to be elected president through a direct appeal to the mass of the voters rather than through the support of a recognized political organization
However, the Song dynasty was difficult to conquer because of the strategic location of Xiangyang, which became a vital position for Kublai to capture and hold. The city guarded the waterways of South China because the Han River was a major tributary into the Yangtze River.
