Which functionality would be most affected if you lost your SA II (Ruffini) touch receptors?

A. The ability to feel when an object you are holding contacts another object, or a mosquito landing on your arm
B. The ability to detect stable grasp and whether an object is slipping
C. Texture perception and pattern/form perception, like for reading Braille
D. Sensitivity to finger position and downward skin pressure, as when holding an object
E. The ability to sense cold and warmth of objects touching the skin