Riddle

I'm lighter than air but a million men can't lift me. What am I?

Choose an answer

A.Kite
B.Balloon
C.Feather
D.Bubble
Hint: It's a word with 6 letters, starting with "B".

Answer

Bubble

Why this is the answer

A soap bubble is extremely light and appears to float weightlessly, but it pops at the slightest touch, so no amount of manpower can "lift" it as a solid object.

This riddle is filed under "What Am I?" Riddles and rated Easy.