Plagiarism can be defined as… (Select all the options that are correct).

paraphrasing ideas with explicit acknowledgement of the author. 


Using ideas you have previously published and not referencing yourself.


representing another person's work — their words and/or ideas — as your own.  


not acknowledging the sources your ideas are built upon.

representing another person's work — their words and/or ideas — as your own.  

not acknowledging the sources your ideas are built upon.

The correct options are:

- representing another person's work — their words and/or ideas — as your own.
- not acknowledging the sources your ideas are built upon.

The correct options to define plagiarism are:

- Representing another person's work - their words and/or ideas - as your own.
- Not acknowledging the sources your ideas are built upon.

To arrive at this answer, here's how you can break it down:

1. Read each option carefully and understand its meaning:
- Option 1: Paraphrasing ideas with explicit acknowledgement of the author.
- Option 2: Using ideas you have previously published and not referencing yourself.
- Option 3: Representing another person's work - their words and/or ideas - as your own.
- Option 4: Not acknowledging the sources your ideas are built upon.

2. Analyze each option against the concept of plagiarism:
- Option 1 correctly describes paraphrasing ideas with proper acknowledgement, which is not considered plagiarism.
- Option 2 refers to self-plagiarism, which is using your own previously published work without proper citation or indication.
- Option 3 is the most accurate definition of plagiarism, representing another person's work as your own without giving credit.
- Option 4 also correctly describes plagiarism, as it involves not acknowledging the sources from which you have drawn ideas.

3. Select the options that accurately define plagiarism:
- Option 3: Representing another person's work - their words and/or ideas - as your own.
- Option 4: Not acknowledging the sources your ideas are built upon.

Therefore, the correct options to define plagiarism are options 3 and 4.