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").

Ex Input:
Fact1: Molecules of tRNA bring amino acids to the ribosome in the correct sequence., Fact2: Ribosomes are sites of protein synthesis., Question: Molecules of _ initiate protein synthesis (A) Acids (B) nektar (C) sugar (D) tRNA (E) H 2 O (F) three (G) CO 2 (H) HIV

Ex Output:
D


Ex Input:
Fact1: Viruses contain DNA but not much else., Fact2: All viruses consist of RNA or DNA and a protein coat., Question: what do viruses contain? (A) Mass (B) DNA (C) SNPs (D) RNA (E) acid (F) gene (G) ovum (H) host

Ex Output:
D


Ex Input:
Fact1: if an object is kicked then force is exerted on that object, Fact2: Force is measured in newtons., Question: what is exerted on a kicked object? (A) adding heat (B) soccer ball (C) shorts (D) wooden plank (E) kinetic energy (F) Electrical energy (G) direct damage to the lungs (H) measurement of newtons

Ex Output:

H