Direction: Spot the grammatical errors in the given sentence. Mark the part with error as your answer. If there is no error, mark "No error" as the answer. (Ignore punctuation error)

People whose performance peaks in the morning (a)/ are better position for career success, (b)/ because they are more proactive (c)/ than people who are at their best in the evening. (d)/ No error (e)

[UCO BANK(PO), 2011]