Question

Read the sentence.

Theodore Roosevelt the twenty-sixth president of the United States was the youngest president to ever hold office.

Which revision of the sentence is now properly punctuated?

Theodore Roosevelt, the twenty-sixth president of the United States, was the youngest president to ever hold office.
Theodore Roosevelt the twenty-sixth president (of the United States) was the youngest president to ever hold office.
Theodore Roosevelt the twenty—sixth president of the United States—was the youngest president to ever hold office.
Theodore Roosevelt, the twenty-sixth president of the United States was the youngest president to ever hold office.

Answer 1

The last option

Step-by-step explanation:

Because it has the proper punctuation like the comma that it needs for the pause for the sentence to make sense