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: 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
[A]: H


[Q]: Fact1: wind and rain cause erosion, Fact2: Water, in the form of rain, is the most effective agent of erosion., Question: What causes erosion the most? (A) streams (B) motion (C) LEDs (D) water (E) Roads (F) rivers (G) Winter (H) wind
[A]: D


[Q]: Fact1: Most mollusks have shells., Fact2: Mollusks are invertebrates and are no exception., Question: Some invertebrates may have which feature? (A) invertebrate (B) fat (C) gills (D) exception (E) three (F) mollusk (G) complex (H) shell
[A]:
H