Identify distinctive phonemes in the words listed below and then assign feature matrix using [+/-] binary features. a. cool vs. tool.

The distinctive phonemes in "cool" and "tool" are the initial consonants /k/ and /t/.

Feature matrix:
- /k/: [+consonantal, +velar, -nasal, -continuant, -voice]
- /t/: [+consonantal, +alveolar, -nasal, -continuant, -voice]

Distinctive Phonemes:
- /k/ vs. /t/

Feature Matrix:

| Feature | /k/ | /t/ |
|---|---|---|
| Voiced | - | - |
| Labial | - | - |
| Coronal | - | + |
| Dorsal | + | - |
| Rounded | - | - |