(A) As he grew older, John's dedication to learning foreign languages in school and on his own became more apparent, and he continued to expand his knowledge of different tongues and cultures.

(B) Growing up in a household where his parents spoke different languages provided John with a rare opportunity to immerse himself in different linguistic cultures.

(C) Driven by his unwavering commitment to language learning, John went on to become proficient in several languages and pursued a career as a highly-skilled translator.

(D) John's experience with learning foreign languages is unlike any other, as he has had a unique upbringing that allowed him to develop a deep appreciation and fascination for languages.

(E) With his innate talent for language acquisition, John was able to quickly assimilate new vocabulary and grammar rules, and he relished the challenge of mastering complex linguistic concepts.

(F) The exposure to multiple languages at an early age sparked John's interest in language learning and instilled in him a lifelong passion for exploring different dialects and linguistic systems.

Which of the following would be the LAST sentence after rearrangement?

To determine the correct order of sentences, let us analyze the logical flow and chronological progression of the sentences:

1. Sentence (D) serves as the introductory statement. It introduces the main subject (John's experience with foreign languages) and mentions his "unique upbringing" which set the stage for his journey.
2. Sentence (B) elaborates on this "unique upbringing" mentioned in (D) by describing his childhood home environment, where his parents spoke different languages.
3. Sentence (F) builds directly on the childhood exposure mentioned in (B), explaining that this early exposure sparked his interest and lifelong passion for languages.
4. Sentence (E) describes his innate talent and ease of learning vocabulary and grammar rules as he began acquiring languages.
5. Sentence (A) transitions chronologically to his older years ("As he grew older..."), detailing his continued dedication and expansion of knowledge.
6. Sentence (C) presents the final outcome and culmination of John's lifelong dedication, showing how he eventually became proficient and pursued a career as a translator.

Therefore, the logical sequence of the paragraph is D - B - F - E - A - C.

Since the question asks for the LAST sentence after rearrangement, the correct sentence is C.