What Are the Most Concerning Assessment Findings in an Older

What are the most concerning assessment findings in an older client with a suspected vitamin B12 deficiency? Select all that apply.

A) Unintentional weight loss of ten pounds in three months
B) Progressive inability to walk safely without assistance
C) Nausea that prevents eating breakfast
D) Inability to state where they are or what day it is
E) Tingling in the feet and numbness in the hands