Step 1: Understanding the Concept:
These statements cover various domains including business correspondence, regulatory bodies, labor laws, and international trade.
Step 2: Detailed Explanation:
(a) False: An *Inquiry Letter* seeks information about availability and prices. A *Quotation Letter* is the seller's reply providing those specific prices and terms.
(b) False: FSSAI is responsible for food safety standards. Data on water contamination is typically handled by the Central Pollution Control Board (CPCB) or Ministry of Jal Shakti.
(c) False: Lay-off is a temporary inability of the employer to provide work. Legally, laid-off employees must be given preference for re-employment when the business situation improves.
(d) True: Trade barriers like high tariffs (taxes on imports) make international trade expensive, thereby slowing down the process of globalization and economic integration.
Step 3: Final Answer:
(a) False
(b) False
(c) False
(d) True