Final answer:
The term a) 'strike exclusion' refers to a clause in shipping agreements where a carrier is not liable for loss, damage, or expenses caused by strikes that prevent the delivery of cargo.
Step-by-step explanation:
The situation described in the student's question relates to a clause commonly found in shipping and transportation agreements.
When a carrier is unable to deliver cargo to its designated port due to strikes, the correct term for the situation where loss, damage, or expenses are not covered by the carrier's insurance or compensation policy is strike exclusion.
Force majeure refers to a clause that frees both parties from liability or obligation when an extraordinary event or circumstance beyond the control of the parties, such as a natural disaster, prevents one or both parties from fulfilling their obligations under the contract.
Carrier's liability refers to the legal responsibilities that a carrier of goods has when transporting cargo.
Ex gratia payment is a payment made by an individual or company that is not legally necessary under the terms of the agreement.
Based on the information provided in the question, the correct answer is: a) Strike exclusion.