Which choice most effectively uses relevant information from the note… | Verbal SAT Question

While researching a topic, a student has taken the following notes:

Vexillology is the study of flags.
The flags of many countries include symbols like animals, plants, or landforms.
These symbols often represent an aspect of the region’s history, culture, or landscape.
The flag of San Marino includes a laurel branch.
The flag of Croatia includes leopards.

Which choice most effectively uses relevant information from the notes to make and support a generalization about symbols on flags?

The flags of some countries include symbols of plants; San Marino’s, for example, includes a laurel branch.

San Marino’s flag includes a laurel branch, a symbol that is important to that country’s national identity.

Vexillology is the study of flags; accordingly, vexillologists are interested in flags from around the world.

Many countries feature symbols on their flags, and the study of these designs is known as vexillology.