Read the following hypothesis about why a chicken bone becomes bendy after being soaked in vinegar: the bone can bend because the acid in the vinegar has removed the calcium that made it hard. what prediction could be made based on this hypothesis? a. an acidic substance like many drinks wouldn't make bones bendy. b. acids are very powerful substances and should be handled with care. c. other kinds of bones containing calcium wouldn't get bendy in the vinegar. d. if the acid was separated from the vinegar, chicken bones wouldn't become bendy in the remaining vinegar.