To select a training activity, follow these steps:

1. Access the Training Platform: Log in to the training platform where you need to select a training activity.

2. To access the Training Catalog, search for the "My Education" option situated on the left side of the page.

3. Select the Activity: Click on "View OnDemand". This should take you to the activity's details page.

Once you've selected the training activity, you should have access to the training materials and content. This may include videos, documents, quizzes, or other resources.