** Imagine you have to train guide dogs. Choose the proper parts of the text.

More about dogs
A guide dog is a ... for a visually impaired person. Independence gained with a guide dog helps visually impaired people to find work, friends, hobbies, ... and resolve day-to-day challenges.
Dogs’ amazing abilities to remember routes that they walked and to ... have been noticed and used by since a long time ago. Now the main task for a guide dog is to ... and take its visually impaired owner on them preventing him/her from being lost. Another task is ... .