Patsy is a 5-year-old girl. She participates in a laboratory experiment in which random alphabets are rapidly read out to her. After 20 seconds, she is asked to recall those alphabets. In the context of information processing, this experiment has been conducted to assess Patsy's:

a. pragmatics usage.
b. interest in literature.
c. command over syntax.
d. short-term memory.

What policy did "jim crow" laws put in place? black codes integration segregation 2. the supreme court case that established the doctrine of "separate but equal" was dred scott v. sandford plessy v. ferguson brown v. board of education 3. the supreme court case that overturned the doctrine of "separate but equal" wasdred scott v. sandford plessy v. ferguson brown v. board of education