Step 1: Understand the word.
The word \textit{embarrassment} refers to a feeling of self-consciousness or discomfort.
Step 2: Recall the correct spelling pattern.
The correct spelling contains double ‘r’ and double ‘s’.
Step 3: Analyze the options.
(A) Missing one ‘r’ — incorrect.
(B) Has double ‘r’ and double ‘s’ — correct.
(C) Incorrect vowel and spelling — incorrect.
(D) Missing one ‘s’ — incorrect.
Step 4: Conclusion.
Hence, the correctly spelt word is Embarrassment.