Detailed Instructions: 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: sand dunes are formed by the wind transporting and depositing sand, Fact2: Aeolian erosion of sand in the desert is partially responsible for the formation of sand dunes., Question: What are factors in the creation of formations in the desert? (A) scattered light (B) the pyramids (C) global warming (D) Physical weathering (E) salinity (F) tombs (G) Sahara (H) wind and erosion
A:
H