A. initially
B. primarily
C. ultimately
D. gradually
✅ The correct answer is option C.
Initially : at first.
Initially : at first.
Primarily : for the most part; mainly.
Ultimately : finally; in the end.
Gradually : in a gradual way; slowly; by degrees.
Eventually : in the end, especially after a long delay, dispute, or series of problems.
Synonym of Eventually is Ultimately