Step 1: Understanding the Concept:
Direct retrieval from the logic grid.
Step 2: Identifying the Vector of Change:
Wasim is from Chandigarh.
Step 3: Calculation:
- Sumeet (starts with S) $\neq$ Surat.
- Wasim (starts with W) $\neq$ Warangal.
- Philips (starts with P) $\neq$ Pune.
- Chandigarh does not start with W, so it is a valid match for Wasim.
Step 4: Final Answer:
Chandigarh is the hometown of Wasim. Thus, the correct option is (b).