下列哪个是肾上腺髓质显像剂（）

A.131I-6位碘代胆固醇

B.131I-MIBG

C.131I-IMP

D.131I-HIPDM

E.131I-HSA

A term neonate's mother is O-negative, and cord studies indicate that the neonate is A-positive. Which of the following would be least likely if the neonate developed neonate hemolytic disease

A．Lethargy or irritability.

B．Poor feeding patterns including vomiting.

C．Weight loss greater than 10%.

D．Signs of kernicterus.