The Main Conclusion of Sperling's Work Is ________

Multiple Choice

The main conclusion of Sperling's work is ________.

A) a large, categorical and modality-specific memory store lasting up to 500 ms is available
B) a large, pre-categorical and modality-specific memory store lasting up to 500 ms is available
C) a large, pre-categorical but not modality-specific memory store lasting up to 1000 ms is available
D) a large, categorical but not modality-specific memory store lasting up to 200 ms is available