Answer:
Correct answer is it weakened Carthage, especially its army, as mercenary troops were important part of this army and also it led to Roman annexation of Corsica and Sardinia.
Step-by-step explanation:
Mutiny of mercenaries started after the First Punic War. Mercenaries were unsatisfied, as they were not paid enough during the war. Eventually, mutiny was suppressed, but it left certain consequences on Carthage. Rome used to situation to add this two island in Mediterranean.