Select the most appropriate option that can substitute the highlighted word in the given sentence.
Due to his hard work, he established a succesful career.

Correct option is A

Option (a) is the correct spelling.
Correct spelling is: “successful” – achieving the desired result or outcome. (सफल)
Example: She is one of the most successful entrepreneurs in the country.
Meanings of the incorrect options:
· (b) sucessful – ❌ Missing “c”
· (c) sucessfful – ❌ Double “f” is incorrect
· (d) sucessfull – ❌ Incorrect double “l” with missing “c”