Step 1: Understanding the Word:
The word refers to a sealed plastic unit containing magnetic tape for recording and replaying audio or video.
Step 2: Analyzing the Spelling:
This word is of French origin. It has a double 's' and a double 't'.
Let's check the options:
(A) Cessettee - Incorrect starting 'Ce-' and ending '-ee'.
(B) Cassette - Correct spelling with 'Ca-', double 's', and double 't'.
(C) Cassatte - Incorrect, missing the second 'e'.
(D) Cassete - Incorrect, missing the second 't'.
Step 3: Final Answer:
The correctly spelt word is Cassette.