Given the task definition, example input & output, solve the new input case.
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").
Example: Fact1: a plant requires sunlight to grow, Fact2: Plants to avoid are fast-growing vines that can take over an area in no time., Question: What requires sunlight in order to take over an area? (A) spores (B) fish (C) plants (D) humans (E) pods (F) Oak (G) opossums (H) coral
Output: C
This is a good example. Based on the facts plants require sunlight in order to take over an area.

New input case for you: Fact1: a tape measure is used to measure length, Fact2: All lengths shown are in inches., Question: What is used to measure inches? (A) A Greek letter (B) encoded information (C) a granulated cylinder (D) a tape measure (E) an external framework (F) a barometer (G) a hydraulic system (H) a graduated cylinder
Output:
D