Question

question 1
read the following passage.
cause of colds
the common cold is caused by a virus, which travels through the air into the nose. there are more than 100 types of cold viruses! the most common is the rhinovirus.
which sentence from this passage reflects the main idea?
the common cold is caused by a virus, which travels through the air into the nose.
there are more than 100 types of cold viruses!
the most common is the rhinovirus.
everyone gets colds.

Explanation:

The passage is about the cause of colds. The first sentence directly states the main idea that the common cold is caused by a virus. The other sentences provide additional details (number of viruses, most common virus) which are supporting information. The option "Everyone gets colds" is not mentioned in the passage at all.

Answer:

The common cold is caused by a virus, which travels through the air into the nose.