(1) Do you believe in the universals across languages? How do you account for the three parameters of languages? (2) Could you please use the Wh-feature Attraction Principle to analyze the four different types of languages in the world, namely, [Null Filled Spec , NFS] language such as Chinese, [Single Filled Spec , SFS] such as English, [+Multiply Filled Spec , +MFS] language such as Bulgarian, and [-Multiply Filled Spec , -MFS] such as Czech? (3) In what way is syntax considered a cognitive science? What scientific methods do we apply to the studies of syntax?