Revert "Remove corrections"

This reverts commit 2b78aa774487279e7a9a7a6eae3229b316ca44a0.
rename method for property reference
Merge fix method name
Fix Code on course 101 branch master should
not get corrections.

This reverts commit 33f032c3f74ae9b224b56d36e539b416aee0e024.
Fix test code tasklist