Answer:
Vigenere
Explanation:
Vigenere Cipher is an encryption method of alphabetic symbols that utilizes an easy form of polyalphabetic exchange which is carried out through Vigenere table.
Hence, in this situation, the correct answer is VIGENERE Cipher because it is the form of cipher whereby the set of related monoalphabetic substitution rules comprises of the 26 Caesar ciphers with shifts of 0 through 25. Each cipher is indicated by a key letter which is the ciphertext letter that substitutes for the plaintext letter.