I, ABRAHAM LINCOLN, President of the United States, do proclaim, declare, and make known to all persons who have, directly or by implication, participated in the existing rebellion, except as hereinafter excepted, that a full pardon is hereby granted to them and each of them, with restoration of all rights of property, except as to slaves, and in property cases where rights of third parties shall have intervened, and upon the condition that every such person shall take and subscribe an oath, and thenceforward keep and maintain said oath inviolate; and which oath shall be registered for permanent preservation, and shall be of the tenor and effect following, to wit . . . –Proclamation of Amnesty and Reconstruction,
Abraham Lincoln

What did people have to do in order for President Lincoln to grant them a full pardon?

They had to take an oath.
They had to free enslaved people.
They had to end their rebellion.
They had to give up their property.