Dyslexia is characterized by difficulty with __________

"About seven" is a famous estimate for:

a. the number of memory stores in the human brain. b. the capacity of long-term memory. c. the number of minutes information can stay in short-term memory without rehearsal. d. the capacity of short-term memory span.

If you concentrate, you can perform multiple tasks simultaneously as well as performing them singly

Indicate whether the statement is true or false.