Researchers at the University of Oslo in Norway examined working-memory treatments across 23 different studies. They found that working-memory training improved performance on tasks related to the training itself, but did not affect more general cognitive performance, such as verbal skills, attention, reading or arithmetic. The findings suggest that working-memory training does not improve cognition, boost IQ or improve attention-deficit hyperactivity disorder or dyslexia.

meta-analysis

Explanation:

Meta-analysis is typically a statistical analysis whereby the results of several scientific studies are combined together. Meta-analysis is usually performed when multiple scientific studies is actually addressing the same question.

We are informed that researchers at the University of Oslo in Norway examined working-memory treatments across 23 different studies. This is a typical illustration of meta-analysis as different studies are carried out to address same question.

f high

explanation:

the correct answer is "c": the pillars proclaimed his regret at the bloodshed at the battle of kalinga and his conversion to buddhism.

the kalinga war is considered as one of the largest battles in the history of india. it was fought between the between the maurya empire, which ruled the lands of what is now known as india at the time, and the independent feudal kingdom of kalinga.

the army of maurya empire, led by its king ashoka, fought a prolonged war against kalinga. the war ended around 262 bce with the victory of the maurya empire. it is believed that ashoka, after having witnessed the loss of many lives during this war, felt deep responsibility and eventually converted into buddhism.