What is the output of punct tokenizing this sentence "red, green, and blue"?

Question $1$ options:

$[\text{'}$red$\text{'},$ 'green', 'and', 'blue'$]$

$[\text{'}$red$\text{'},\text{'},\text{'},$ 'green', $\text{'},\text{'},$ 'and', 'blue'$]$

$[\text{'}$red$\text{'},$ 'green', 'blue'$]$

$[\text{'}$red$,$ green, and blue'$]$