A Sonogram Is Studied by a Radiologist for Interpretation, and While

A sonogram is studied by a radiologist for interpretation, and while reading the images, he/she notes that the patient may have situs inversus.This is a condition in which the normal anatomy is reversed left to right or right to left.To confirm this condition,

A) the transducer markers must be confirmed as being accurate.
B) a CT scan of the abdomen is taken to check anatomy.
C) a radiograph of the patient is automatically taken to check anatomy.
D) the patient can be asked if they have this condition, as most patients know this anyway.