![](https://cos-cdn.shuashuati.com/pipixue-wap/2020-1230-1107-56/ti_inject-812ce.png)
Which of the following is a periodic sentence?
A.
I wondered where i was getting my strength.
B.
Even now, back on terra firma, walking down a Vermont road, i sometimes hear an airplane.
C.
My glamorous aisle mate took out her cell phone and passed ir around to anyone who wanted to make a call.
D.
Now we began a roller-coaster ride through the thunderclouds.