Answer:
When Lana dyes her hair at home, she make (replace make with “makes“) sure to open the window for fresh air.
Step-by-step explanation:
In this sentence, it only makes sense to use the 3rd person present form of “make” instead of “make“ itself, creating a new and corrected sentence; When Lana dyes her hair at home, she makes sure to open the window for fresh air.