![](https://cos-cdn.shuashuati.com/pipixue-web/2020-1231-2005-12/ti_inject-812ce.png)
Which of the following does NOT belong to the types of fingerprint molecules Simona Francese introduces?
B.
Molecules that we introduce into our body and then we sweat out
C.
Molecules that we may contaminate our fingertips with when we come across substances like blood, paint, grease, and also invisible substances
D.
Molecules that we don't see but can feel