The correct answer is: B. Separable

The word "separable" means "able to be separated." It is derived from the Latin word "separare," which means "to set apart." The word "separable" is used in a variety of contexts, including mathematics, science, and everyday language.

The word "seperable" is not a word in the English language. It is a misspelling of the word "separable." The word "seperable" is often used in online conversations and text messages, but it is not considered to be a correct spelling.

The word "saperable" is also not a word in the English language. It is a misspelling of the word "separable." The word "saperable" is sometimes used in online conversations and text messages, but it is not considered to be a correct spelling.

The word "separable" is the only word in the list that is spelled correctly. It is a word that is used in a variety of contexts, including mathematics, science, and everyday language.