Under the Electronic Transactions Act $1999($Cth$),$ a contract is formed:

Question $4$ options:

$1)$

when the acceptance is sent to the offeror$$s email address.

$2)$

when the acceptance is received at the server specified by the offeror.

$3)$

when the offeror reads the offeree$$s email.

$4)$

when the offeree$$s email is opened and printed out.