How many National Historic Trails are there?

Here is the question :

HOW MANY NATIONAL HISTORIC TRAILS ARE THERE?

Here is the option for the question :

• 5
• 19
• 41
• 107

The Answer:

And, the answer for the the question is :

Explanation:

[STC0012596]. The National Park Service is responsible for maintaining the 19 amazing National Historic Trails across the country. Years before many colonies, territories, or states formed, hundreds of thousands of colonists, missionaries, soldiers, traders, fur trappers, settlers, explorers, Native Americans, and even letter carriers traversed enormous stretches of the country via these trails.