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").
Q: Fact1: Macroevolution is evolution over geologic time above the level of the species., Fact2: Geologic time lines are expressed in geologic eras and periods., Question: macroevolution is evolution over what, above the level of the species? (A) plants (B) H 2 O (C) years (D) scale (E) gravity (F) eras (G) weathering (H) Joules
A:
F