Step 1: Concept
Transgenic plant applications and biotechnology tools.
Step 2: Meaning
Connecting biotechnological developments (transgenic plants/tools) to their specific agricultural or research purposes.
Step 3: Analysis
* A (Male sterile *Brassica* plant) is used for hybrid seed production (III).
* B (Round up ready soyabean) is engineered for herbicide tolerance (I).
* C (Tomato Flavr Savr) is known for being bruise resistant (IV).
* D (Ti plasmid of *Agrobacterium*) acts as a vector for transgenic plants (II).
Step 4: Conclusion
The correct matching is A-III, B-I, C-IV, and D-II.
Final Answer: (4)