Mark the letter A, B, C or D to indicate the word that differs from the other three in the position of primary stress in each of the following questions

Here are the words that differ from the others in terms of the position of primary stress:

1. **C. astronomy** - The stress is on the second syllable, while the others have the stress on the first syllable.
2. **C. relieved** - The stress is on the second syllable, while the others have the stress on the first syllable.
3. **B. stir-fry** - The stress is on the first syllable, while the others have the stress on the second syllable.

So the answers are:
1. C
2. C
3. B