Riddle

What is lengthened by being cut at both ends?

Choose an answer

A.A trench
B.A tunnel
C.A canal
D.A ditch
Hint: It's a 2-word phrase with 6 letters, starting with "A".

Answer

A ditch

Why this is the answer

Digging out (cutting into) both ends of a ditch extends its overall length.

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