Prior to Taylor and Brown's (1988) important article, it had always been assumed that is a cornerstone of good mental health.

Prior to Taylor and Brown's (1988) important article, it had always been assumed that being realistic is a cornerstone of good mental health.

Explanation:

 Before the research put up by Taylor and Brown, sociologist and mental health practitioners believed that being realistic helps to maintain a good mental health.

However, studies made by Taylor and Brown showed that having positive illusions are actually the factors which promote good mental health. Positive illusions help people to stay happy and it also increases their self-esteem.

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.