Riddle

What has one foot but no body?

Choose an answer

A.A yardstick
B.A tape measure
C.A shoe
D.A ruler
Hint: It's a 2-word phrase with 6 letters, starting with "A".

Answer

A ruler

Why this is the answer

A ruler is often exactly one 'foot' long (12 inches), but obviously has no physical body.

This riddle is filed under Hard/Difficult Riddles and rated Medium.