CMFAS CGI Commercial Motor & Fleet Insurance question: hired-in plant cover

What does 'hired-in plant' cover typically indemnify the hirer for?

• A Physical loss of or damage to the hired item, and often the hire charges owed while it is out of use
• B The hirer's own site huts, tools and materials kept on the project site during the hire
• C The value of goods and materials carried on the plant when it travels on public roads
• D Only bodily injury to third parties caused by the plant, with nothing payable for damage to the plant itself