Which of the Following Is True of the Accuracy of Detecting

Which of the following is true of the accuracy of detecting a part of an object?

A) Accuracy is better if the observer attends to the entire unit (e.g., a word) and not to the parts (e.g., individual letters) .
B) Accuracy is better if the observer attends to the parts and not to the whole.
C) Accuracy is unaffected by whether the observer attends to the whole or to the parts.
D) none of these