3.
a drop in the ocean
Familiarity:How familiar are you with the meaning of this expression?
(1.completely unfamiliar--7.completely familiar)
Transparency: How clear is the meaning of this expression based on the individual words in the expression?
(1. very unclear--7. very clear)
Imageability: How easily can you form an image of this expression?
(1. very hard--7. very easily)
Decomposability: How much do you think the individual words (constituents) of this expression contribute separately to its overall figurative meaning?
(1. very little--7. very much)
Idiom Plausibility: How much sense this expression makes if you interpret the words literally, rather than figuratively?
(1. very little--7. very much)