Refers to the act of producing messages, whereas is the act of understanding them.

Based on the first sentence the one being referred to as the act of producing messages is encoding while the one that is being referred to as the act of understanding messages is decoding.

Encoding is being defined as a process in which is involved with having to put characters in a certain format in a way of having storage or for transmission.

Decoding, on the other hand, is a way of analyzing a message or having to determine or convert a specific data in order to be read and understand.

the best and most correct answer among the choices provided by the question is the second choice "less supportive to the war of 1812"

the war of 1812 was a military conflict that lasted from june 1812 to february 1815, fought between the united states of america and the united kingdom, its north american colonies, and its native american allies.

i hope my answer has come to your . god bless and have a nice day ahead!