| id |
challengeType |
videoId |
| 5e7b9f690b6c005b0e76f095 |
11 |
e3lydkH0prw |
--question--
--text--
Most data needs to be __ before using it.
--answers--
converted to JSON format
graphed
cleaned
memorized
turned into song
--video-solution--
3
--hints--
--solutions--