Topic and Irrelevant Sentence

Identify the topic sentence and decide which sentence is not important or irrelevant sentence in the group of sentences.

1. Look over the example below. 
2. Read the sentences below. One of the sentences in each set is a topic sentence. Most of the other sentences in the set are supporting details for the topic sentence.
3. There is one sentence an irrelevant sentence in each set that does not belong because it does not stay on the topic. 

Set 1: Example
If you are interested in art, there are many art museums that you can visit.
If you like going to shows, you can choose from many different dramas and plays.
New York City is a wonderful place to visit. (Topic Sentence)
There are also many different kinds of restaurants, so you can find just about anything you want to eat.
Valentine’s Day is in February. (Irrelevant Sentence)