Rebecca stops after reading two or three paragraphs in her psychology text. She rehearses and thinks about the material she has just read before continuing on. The aspect of memory Rebecca is most concerned with is the limited duration of. A) sensory memory.
B) short-term memory.
C) iconic memory.
D) echoic memory.

(B) Short-term memory

Explanation:

 The short-term memory is one of the type of primary memory and the capacity of the short term memory is less as it is able to hold small amount of the data.

The information are available for the short duration and the data or any type of message are temporary stored in our memory.

According to the given question, the Rebecca is concerning with the short term memory as it sustain for the limited time or duration in the memory. Therefore, Option (B) is correct answer.    

is there answer choices?

i have to go with a for this one