How to shrink a flannel shirt<br>Check your shirt's care instructions. Before trying to shrink your shirt, double check to make sure it can be washed. Make sure the flannel is made from either wool or cotton.
Can we infer the following?
To shrink a flannel shirt, make sure that the fabric has an organic origin.

Options: (a). Yes (b). It's impossible to say (c). No
The answer is:
(b).