Can't add ads to my app.

Question

So I followed this guide from admob with Google Play Services, https://developers.google.com/mobile-ads-sdk/docs/admob/fundamentals#play And I have encountered a problem. Th

Answer 1

import com.google.android.gms.ads.AdRequest;
import com.google.android.gms.ads.AdSize;
import com.google.android.gms.ads.AdView;

AND adding following into layout:

works