$$ABC is a company that specializes in designing, manufacturing, installation of air conditioning systems.  Nationwide Retailers owns several retail shops across the country. Nationwide engaged ABC to design and install air conditioning systems in all its stores. The contract was valued at $$550000\mathrm{.}00.$  The air conditioning specifications are is follows; a$.$ for stores located in the Lowveld and Zambezi Valley $=$ the system must be able to maintain temperatures below $20$ degrees Celsius. However, all the air conditioning systems managed to maintain temperatures around $26$ degrees Celsius post-installation.Use the information provided above to answer the following questions;

a$.$ Identify the type of specification contained in the contract.

b$.$ name one other specification besides the one identified in $($a$)$ above.

c$.$ fully distinguish the significance of the two specifications about the liability of the contracting parties.