Solve this multiple-choice question and choose the correct option.

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Amateur radio history: In which decade was the ARRL (American Radio Relay League) founded? Identify the decade of establishment based on the 1914 founding year. Choose the correct decade.

Difficulty: Easy

1900s
1910s
1920s
1930s

Correct Answer: 1910s

Explanation:

Given data

ARRL was founded in 1914.

Concept / ApproachA founding year of 1914 falls in the 1910s decade.

Step-by-step calculationDecade check: 1910–1919 → includes 1914 ⇒ answer is 1910s.

Final Answer1910s.

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