The correct answer is be overcome.
B. acknowledge allegiance
D. be overcome
The correct answer is (D) To be overcome; to cease resistance; to give way, to yield (to superior strength, old age, wounds, etc). Also, to die.
Succumb comes from Old French succomber, Latin succumbere (sub [under] + cumbere [to lie]).
Examples of use:
- The dark haired woman succumbed to the temptation.
- He finally succumbed to disease.