For the Iptables rule "iptables $-t$ nat $-$A POSTROUTING $-$ $ $192\mathrm{.}168\mathrm{.}10\mathrm{.}2-$ j SNAT $-$ to$-$source $172\mathrm{.}24\mathrm{.}148\mathrm{.}167"$ which description below is CORRECT.

NAT takes place when a package with source IP address $192\mathrm{.}168\mathrm{.}10\mathrm{.}2$ is sent$/$forwarded out.

the rule translates the destination IP address of all the network packages to $172\mathrm{.}24\mathrm{.}148\mathrm{.}167.$

NAT takes place when a package with source IP address $192\mathrm{.}168\mathrm{.}10\mathrm{.}2$ is received.

the rule translates the source IP address of all the network packages to $172\mathrm{.}24\mathrm{.}148\mathrm{.}167.$