In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").

Fact1: Protozoa can be classified on the basis of how they move., Fact2: Paramecium are protozoa, single celled animals., Question: What is a way to categorize paramecium?  (A) the smell (B) coliform (C) the taste (D) canis lupus (E) how they move (F) the length (G) skin color (H) coelenterates
E

Fact1: All cells share some of the same structures and basic functions., Fact2: Inside the cell is a structure called the nucleus., Question: All nucleus share the same basic what (A) size (B) rays or beams (C) species (D) Joules (E) location (F) allow growth (G) functions (H) spectrum
G

Fact1: Biodiversity increases the productivity and stability of ecosystems., Fact2: Biodiversity contributes to ecosystem complexity., Question: An ecosystem's what increases its productivity and stability (A) elevation (B) complexity (C) Quality of life (D) seasons (E) seasonal changes (F) Animal survival (G) trees (H) Plants growth

B