Read the text and determine if the sentence is true (see options at the end):

Increased liabilities will add a little to the cost of marine insurance but commercial vessels insured in mutual protection and indemnity associations will probably see no substantive increase in insurance rates because coverage already provided by mutual associations is unlimited.

Sentence: Unlimited marine insurance is not available to individuals, only to commercial vessels. 
Available choices:
a). Yes
b). It's impossible to say
c). No
b).