Answer:
B) President Truman's experience on Pennsylvania Avenue was not glamorous, and, in November of 1950, it became dangerous.
Explanation:
Transitions are single words, phrases or sentences that establish a logical connection between sentences and paragraphs. They develop a sense of what is to come later in the content. Transitions maintain a logical flow of ideas and provoke the reader to think and keep reading for new and interesting information.
In the current example, B is the appropriate transition as it conveys to the reader that something substantial is about to happen without mentioning the actual event.
To make someone notice something and it wouldnt take much of an effort for a person to notice it
The sentence had repetitive words replaced with synonyms and pronouns. "but my father disliked..." is too much alike to "my father disliked" so it would get tedious and harder to read.
They replaced it with "but he hated ... " to get some variation.