The Efficiency of a Feature-Net Model Occasionally Leads to Errors

The efficiency of a feature-net model occasionally leads to errors. We could avoid making word-recognition mistakes if we scrutinized each letter. Why is this a suboptimal strategy (and not the one we use) ?

A) Reading would be very slow.
B) We do not have the attentional resources to scrutinize every letter.
C) The visual system would be overwhelmed.
D) Letters are easy to discriminate from one another.