Triesman and Geffen Compared the Attenuation Theory with the Late-Selection

Multiple Choice

Triesman and Geffen compared the attenuation theory with the late-selection theory.They asked subjects to indicate when they heard a target word,but the word could occur either in the shadowed or unattended ear.Their results suggest that:

A) the attenuation theory is supported since most subjects detected the shadowed,but not the unattended,target words.
B) the late-selection theory is more accurate since subjects detected the targets equally often in both ears.
C) the attenuation theory must be inaccurate since subjects detected more unattended than attended targets.
D) both the attenuation and late-selection theories do an equally good job of explaining attention.