Directions: In this question, a sentence with four words printed in bold is given. These are numbered as 1, 2, 3, and 4. One of these four words printed in bold may be either wrongly spelt or inappropriate in context of the sentence. Find out the one wrongly spelt or with inappropriate usage. If all the words are correctly spelt and also appropriate in context of the sentence, mark 5, i.e. “All Correct” as the answer.

The teacher adviced (1) the students to be laborious (2) and studious (3) so as to do well in their examinations. (4) All correct (5)