I. Here are the answers for the first set of questions:

1. A. leisure (the "ea" is pronounced as /ʒ/), while the others have different sounds.
2. A. unload (the "un" is pronounced differently), while the others have an "cr" or "p" sound that is different.
3. A. detest (the "de" is pronounced differently from the others).
4. A. origami (the "o" is pronounced differently from the others).
5. C. point (the "oi" sound is different from the rest).

II. For the second set:

1. A. leisure (the stress is on the first syllable), while the others have different stress patterns.
2. A. information (the stress is on the third syllable), while the other options are different.

III. For the final question, I can't determine which answer choice is correct without more context. Please provide further details if needed!