[ANSWERED] A 22-week gestation fetus with clinodactyly, an echogenic intracardiac focus, and hyperechoic bowel.

A 22-week gestation fetus with clinodactyly, an echogenic
intracardiac focus, and hyperechoic bowel is noted during a screening
obstetrical sonogram. These findings are most consistent with:
a. Trisomy 21
b. Trisomy 13
c. Monosomy X
d. Trisomy 18