1.The Great Wall is no longer needed for defense, but it has become a major tourist attraction.

2.Much of the wall was in ruins when the Ming dynasty took power in A.D. 1368.
3.Parts of the wall were built as long as 2,500 years, but the different sections were connected into the Great Wall about 2,200 years ago.
4.The Great Wall protected the northern border; it was the first line of defense.

Identify independent clause or clauses

1.The great was is no longer needed, it has become a major tourist attraction.
2.Much of the wall was in ruins.
3.Parts of the wall were built, the different sections were connected into the Great Wall.
4.The Great Wall protected the northern border.

Why are you leaving some of the phrases and words in the independent clauses out?

I guess I'm not understanding this completely. I thought these were the correct answers.

1.The great wall is no longer needed for defense. It has become a major tourist attraction.

2.Much of the wall was in ruins in A.D. 1368.

3.Parts of the wall were built long ago. The different sections were connected into the Great Wall about 2,200 years ago.

4.The Great Wall protected the northern border. It was the first line of defense.

1, 2, and 4 are correct. Nice job.

3.Parts of the wall were built as long as 2,500 years ago. The different sections were connected into the Great Wall about 2,200 years ago.

1. The Great Wall is no longer needed for defense, but it has become a major tourist attraction. [two independent clauses: "The Great Wall is no longer needed for defense" and "it has become a major tourist attraction"]

2. Much of the wall was in ruins. [one independent clause: "Much of the wall was in ruins"]
3. Parts of the wall were built, the different sections were connected into the Great Wall. [two independent clauses: "Parts of the wall were built" and "the different sections were connected into the Great Wall"]
4. The Great Wall protected the northern border. [one independent clause: "The Great Wall protected the northern border"]