If L = {ab, c} is a language over the set A = {a, b, c}, then L³ is:

1. A{ababc, abcab, abc², cabab, cabc, c²ab, c³}
2. B{ababab, ababc, abcab, abc², cabab, c²ab, c³}
3. C{ababab, ababc, abcab, abc²abab, cabab, cabc, c²ab, c³}
4. D{ababab, ababc, abcab, abc², cabab, cabc, c²ab, c³}