Greeks wanting to encipher a text used the scytale to perform what?

Question

ATelegraph code

BTransposition cipher

CStream cipher

DSymmetric key algorithm

Select from the options above.

Correct Option: 2  

Explanation:
Transposition cipher
A transposition cipher shifts characters, or groups of characters, in a regular pattern to give a new (enciphered) text. A scytale was a fixed diameter rod around which a message was wrapped.