Determine the topic of the passage. "Alaska was purchased from Russia on March 30, 1867, for $7.2 million ($ adjusted for inflation) at approximately two cents per acre ($4.74/km2)." Topic:
Ans: Alaska

Determine the topic of the passage. "Female ejaculation is the expulsion of fluid by human females from the paraurethral ducts through and around the female urethra during or before an orgasm ." Topic:
Ans: Female ejaculation

Determine the topic of the passage. "It started with four teams and, through a series of expansions, contractions, and relocations, the league is now composed of 30 active franchises." Topic:
Ans: National Hockey League

Determine the topic of the passage. "Wii homebrew refers to the reuse of Nintendo 's Wii game console to run software that has not been authorized by Nintendo ." Topic:
Ans: Wii homebrew