Correct Capitalization: Franklin D. Roosevelt was the first President to appear on television, and he did it in 1919.
The answer is C.
A is incorrect - The 'd' in "Franklin d. Roosevelt" needs to be capitalized (since it's the President's middle name)
B is incorrect - The letter 'p' in "president" needs to be capitalized
D is incorrect - The word "First" doesn't need to be capitalized because it's a number