Can such agreements, leases, or licenses be prematurely terminated or canceled according to this context?
Yes, according to this context, such agreements, leases or licenses can be prematurely terminated or canceled. This is mentioned in option (e): "the extinguishment or modification of any rights accruing by virtue of any agreement, lease or licence for the purpose of searching for, or winning, any mineral or mineral oil, or the premature termination or cancellation of any such agreement, lease or licence".