Directions: Read each sentence to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. The number of that part is the answer. If there is no error, the answer is (4). (ignore missing punctuations, if any)

Monsoon this year is expected (1) / to arrive on the Indian mainland (2) / five days later than the normal date. (3) / No error (4).