Jim gave his girlfriend, Pam, a pair of diamond earrings for her birthday. -- She loved the earrings and said: "Thank you so much! They are beautiful.. I will never take them off."

The following day Jim discovered that Pam had been seeing someone behind his back and he demanded that she give the earrings back.

Which of the following is true?

		a) Jim can get the earrings back because he relied on Pam's faithfulness to him as consideration when giving them to her for her birthday.
		b) Jim cannot get the earrings back because the earrings are a completed, irrevocable gift.
		c) Jim cannot just take the earrings back, but he can sue for the cost of the earrings because there was an implied contract between them.
		d) Jim can get the earrings back because based on what happened when he gave the earrings to Pam, a reasonable person would not believe that Pam accepted the earrings.