Choose the correct spelling :

Question

Accepted Answer

The correct spelling of the word in question is "Dissertation," which is given as Option 3. Here is a detailed explanation supporting why Option 3 is correct and why the other options are incorrect:

1. **Explanation for Option 3 (Dissertation):**
   - The word "dissertation" refers to a long essay or thesis written by a candidate for a doctoral degree at a university. It is a well-established term in academic contexts and is widely recognized in English-speaking countries.
   - The spelling "dissertation" is consistent with the standard English spelling conventions, where the prefix "dis-" is followed by the root "sert," and the suffix "-ation" is added to form a noun. This structure is typical for words that describe a process or result, such as "presentation" or "conversation."

2. **Explanation for why other options are incorrect:**

- **Option 1 (Dissiertation):**
     - The spelling "dissiertation" is incorrect because it includes an extra "i" after the "s," which is not present in the standard spelling of the word. There is no linguistic basis for this additional vowel in the context of the word's etymology or pronunciation.

- **Option 2 (Dessertation):**
     - The spelling "dessertation" is incorrect because it begins with "dessert," which is a separate word meaning a sweet course typically eaten at the end of a meal. The prefix "dis-" is the correct form, not "dessert," which changes the meaning entirely and is not related to the academic term.

- **Option 4 (Disertation):**
     - The spelling "disertation" is incorrect because it omits one of the "s" letters in the middle of the word. The correct spelling "dissertation" includes a double "s" to accurately reflect the pronunciation and etymology of the word, which derives from the Latin "dissertatio."

In conclusion, Option 3, "Dissertation," is the correct spelling of the word, as it aligns with standard English spelling rules and accurately represents the term used in academic contexts. The other options contain spelling errors that deviate from the accepted form.