Directions: In the following question, a part of the sentence is printed in bold. Choose the correct alternative which will improve the sentence. In case no improvement is needed, your answer is ‘4’.

The stolen goods were found to the tree.

Here, ‘by’ is the correct option as it is used to indicate the location of a physical object beside a place or object. ‘To’ is used to express the motion in the direction of a particular location, ‘at’ is used in expressing the time when an event takes place and 'of’ is used for expressing the relationship between a direction and a point of reference.