ESD prevention grounded ESD heel strap

You want to follow ESD prevention rules, but your work area is too small for you to be tethered with a wired wrist strap. What is one acceptable alternative solution to this issue?
A. Use a wireless wrist strap.
B. Use a grounded ESD heel strap.
C. Do not practice ESD prevention.
D. Work on the floor instead of a table.
[toggle title_open=”Close Me” title_closed=”Answer” hide=”yes” border=”yes” style=”default” excerpt_length=”0″ read_more_text=”Read More” read_less_text=”Read Less” include_excerpt_html=”no”]B[/toggle]