Does the sentence "Salts are an effective storage medium because they are low-cost, have a high specific heat capacity and can deliver heat at temperatures compatible with conventional power systems." provide a valid answer to the question "Paraffin wax is an example of what kind of storage media?"

A: no

Does the sentence "The Astasahasrika Prajnaparamita Sutra, an early and important Mahayana text, contains a simple and brief definition for the term bodhisattva: "Because he has enlightenment as his aim, a bodhisattva-mahasattva is so called."" provide a valid answer to the question "What term means "great vehicle"?"

A: yes

Does the sentence "Similar movements for indigenous rights can also be seen in Canada and the United States, with movements like the International Indian Treaty Council and the accession of native Indian group into the Unrepresented Nations and Peoples Organization." provide a valid answer to the question "Where has there been a rise of indigenous movements in recent years?"

A: no

Does the sentence "U.S. shipments of desktop PCs were shrinking, and the corporate PC market which purchases PCs in upgrade cycles had largely decided to take a break from buying new systems." provide a valid answer to the question "What year were Dell's PC profits shrinking?"

A:
no