TASK DEFINITION: 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").
PROBLEM: Fact1: volcanic ash in the atmosphere decreases the temperature by blocking the sun, Fact2: Supersaturation is inferred to be a common state for atmospheric haze particles., Question: What decreases the temperature by blocking the Sun? (A) cilia (B) the Sun (C) the wind (D) haze (E) ice (F) fat (G) rain (H) acids

SOLUTION: D

PROBLEM: Fact1: the looseness of soil has a positive impact on a plant 's roots' growth in that soil, Fact2: Roots gather plant nutrients., Question: What does looseness of soil have an impact on? (A) age of the plant (B) viability of plant (C) important habitats (D) bloom time (E) climate (F) water retention (G) Plants growth (H) genetic diversity

SOLUTION: G

PROBLEM: Fact1: Many nucleotides bind together to form a chain called a polynucleotide., Fact2: Nucleotides are the monomers that make nucleic acids., Question: what bind together to form a chain called a polynucleotide? (A) vinegar (B) Organic compounds (C) nucleic acid monomers (D) links (E) share properties (F) h2o (G) The bending of a ray of light (H) peachleaf willow

SOLUTION:
C