An individual stores all passwords in cleartext format in the notes area of a free online email system and in a piece of paper in their wallet. They also use a weak password to access their email. The individual loses their wallet at a theme park, and a system at work ends up being compromised as a result. An RCA is likely to yield which of the following at the top of the list?

Group of answer choices

The individual lost their wallet at a theme park.

The individual stored passwords on a piece of paper.

The individual uses a weak password to access email.

The individual stored passwords in cleartext format.

The individual needs to attend security training.