Since the official Play Store may no longer provide updates for your old version, you should manually download the APK from a reputable archive. : Highly recommended by Android Police because they verify each app's safety.
It may fail once or twice, but after 2-3 retries, sync will work. Google Play Services Apk For Android 4.2 2 Free BEST
If 21.48.17 feels sluggish on low-RAM devices (256MB–512MB), fall back to: Since the official Play Store may no longer
Please clarify which essay you'd like, and I'll write a thoughtful, well-structured piece for you. but after 2-3 retries