In each of the following questions, a sentence has been divided into five parts (a), (b), (c), (d), and (e) One of these parts may contain an error. Identify the part that contains the error and mark the corresponding option as your answer. If the sentence is free from any error, choose option (e) as “No error.” Had the central bank not intervened promptly after detecting unusual liquidity fluctuations in the financial markets, (a)/the confidence of foreign institutional investors (b)/would have deteriorated much faster than (c)/it actually did during the subsequent quarters. (d)/No error. (e)