Question

Which of these is a run-on sentence?
Our chickens are no longer babies, but we treat them like precious pets still.
When our chickens were old enough to wander around the yard, we still shut them up in a pen at night.
One of our chickens likes to play hide and seek with us, she’s always laying her eggs somewhere different.

Answer 1

Answer:

When our chickens were old enough to wander around the yard, we still shut them up in a pen at night.

Explanation:

It has nothing joining the sentence together

Answer 2

One of our chickens were old enough to wander around the yard, we still shut them up in a pen at night.