निम्नलिखित वाक्य में एक त्रुटि है। उस विकल्प का चयन करें जो वाक्य में पूर्वसर्ग (preposition) की त्रुटि को सही ढंग से सुधारता है: 'The robbers stabbed him by a sharp knife and he started bleeding profusely on the spot.'

The underlined part of the given sentence contains an error. Select the option that correctly rectifies the error: 'It is been raining cats and dogs since 8 a.m.'

Choose the correct alternative for the underlined part of the statement: He can accept anything than duplicacy.