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: Some pelycosaurs gave rise to a group of animals called therapsids., Fact2: Pelycosaurs are an important lineage preserved in the fossil record., Question: How do we know the lineage of therapsids? (A) Laboratory (B) dinosaurs (C) prokaryotic cells (D) some anthozoans (E) fossil record (F) oral tradition (G) polygenic (H) calibrated

Ex Output:
E


Ex Input:
Fact1: Plants that shed their leaves seasonally each year are called deciduous plants., Fact2: Vines are perennial, deciduous climbing plants., Question: What sheds their leaves seasonally each year? (A) camels (B) oak (C) Spruce (D) fens (E) Trees (F) burrs (G) apples (H) vines

Ex Output:
H


Ex Input:
Fact1: absorbing sunlight causes objects to heat, Fact2: Sunlight is the ultimate form of energy., Question: What can cause objects to heat? (A) Changing mass (B) Absorbing energy (C) Electrical energy (D) Condensation (E) Lack of light (F) rays or beams (G) colors of the spectrum (H) electricity

Ex Output:

B