Question: Please identify the correct statement ( s ) for stream ciphers. A stream cipher needs an initialization vector ( IV ) and its value should

Please identify the correct statement(s) for stream ciphers.
A stream cipher needs an initialization vector (IV) and its value should never be reused.
A stream cipher can only generate x bytes of keystream, where x needs to be specified when the stream cipher is initialized.
Similar to DES, RC4 can only work on a block of 64 bits.
A stream cipher is a symmetric cryptography system.
Please identify the correct statement ( s ) for

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