A Student Spent a Year and a Half Practicing His

Multiple Choice

A student spent a year and a half practicing his ability to memorize sequences of numbers.By the end of the year,how had his memory changed-if at all?​

A) He had increased his ability to memorize numbers, letters, faces, or anything else.
B) ​He had improved his ability to memorize numbers or letters, but not faces.
C) ​He had improved his ability to memorize numbers, but not letters or faces.
D) ​His ability to memorize had not changed in any way.