Correct Option: A

accept (Verb) : to take willingly that is offered; to say ‘yes’ to an offer, invitation, etc.
jettison (Verb) : to throw out of a moving plane or ship to make it lighter; abandon; to reject an idea
reward (Verb) : to give something to somebody because he has done something good, worked, etc.
preserve (Verb) : to keep in original state or in good condition; to present; save; to keep alive/safe from harm or danger
consent (Verb) : to agree; to give permission