Which of the following words is second, alphabetically?

calculate

center

calligraphy

central

What is the narrators main conflict in this passage

Hey guys! is it right to say -in the future, advanced technology will create robots capable of doing everything that humans can-? , i need your ! it's urgent

What role must the audience play in the creation of an argument? how do bubbles(communities) complicate audience? should audiences be smarter? if yes, how do you make people smarter?