What are the advantages and disadvantages of materials that are used for buildings. (compare the past and present materials used for building purposes)

Which two characteristics belong to mahayana buddhism. a.followers worship and offer animal sacrifice at festivals b.a followers highest aim is to attain the status of a bodhisattva c.an emphasis is placed on fulfilling sensual pleasure d.this form of buddhism is the most acient for od buddhism that exists today e.followers belive that everyone is capable of attaining enlightenment