Questions: Question 7 1 pts Which of the following is correct? The US army did not help the people, they only wanted to study the effects of the bomb. The US army did not help the people they only wanted to study the effects of the bomb. The US army did not help the people, for they only wanted to study the effects of the bomb.

The answer is: The US army did not help the people, for they only wanted to study the effects of the bomb.

This option is incorrect because it is a comma splice. A comma splice occurs when two independent clauses are joined with just a comma, which is grammatically incorrect.

This option is incorrect because it lacks proper punctuation between the two independent clauses. There should be a conjunction or punctuation to separate the clauses.

This option is correct because it uses the conjunction "for" to properly connect the two independent clauses, making the sentence grammatically correct.