Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to find new conversation topics to talk about [title] Watch the world around you, and look for things that interest you. [step] A broad vision of life will expand the subjects you will enjoy talking about. [title] Look for new friends in different walks of life or different backgrounds.

Ending1: [step] At age 55, you will want to find new activities to do together. This will help widen your knowledge and give you new perspective. Ending2: [step] Take the opportunity to learn more about these people in a different environment. Try looking at different amphibians who are two fins and the other fish in the ocean, and get to know that they have similar ideas and views about what another's views are. Ending3: [step] Their perspectives, philosophies, and ideas may be interesting. [title] Listen to the people you talk with, and if they have unique interests, learn more about them. Ending4: [step] If you're already in a certain environment, you can support those poles by having new friendships. [title] Set levels of social consequences, as they will teach you new topics and help you know what to do next.

Answer format: ending1/ending2/ending3/ending4