Test incompl/inter-348, User's Answer 5

English Language Tests, Intermediate level

ESL/EFL Test #348 [color=blue]“English Slang Idioms (69)”, question 5

“You look surprised that the boss lost his temper. He has feet of like the rest of us and he’s a good guy,” Irma told the new hire.

(a) sand
(b) rock
(c) clay
(d) marble

English Language Tests, Intermediate level

ESL/EFL Test #348 [color=blue]“English Slang Idioms (69)”, answer 5

“You look surprised that the boss lost his temper. He has feet of clay like the rest of us and he’s a good guy,” Irma told the new hire.

Correct answer: (c) clay

Your answer was: [color=red]incorrect
“You look surprised that the boss lost his temper. He has feet of marble like the rest of us and he’s a good guy,” Irma told the new hire.
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Does to have feet of clay mean to be vulnerable?