In this task, you will use your knowledge about language (and common sense) to determine what element the marked number refers to. The numbers are marked with two underlines around them, like: _ number _. Your answer should be chosen from the given text, and should not contain other words.

Missy:  And I 'm going to need eight snipers .
Kate Lethbridge-Stewart: Eight what ?
Missy: _ Three _ for each heart and two for my brain stem . You 'll have to switch me off fast before I can regenerate .
snipers

Von Jartz Walker:  They do n't need a man but they want a man , but they do n't need _ one _ . So you confuse me .
man

Zummi Gummi:  You 've got ta help him . It 's a matter of life and death .
Artie Deco: Do n't worry . Two bird - brains are better than _ one _ .

bird