Clauses Quick Check

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Question
Which sentence is punctuated correctly?(1 point)
Responses

Scientists know that Earth has been impacted by large asteroids in the past however; what happens if a major asteroid hits Earth now?
Scientists know that Earth has been impacted by large asteroids in the past however; what happens if a major asteroid hits Earth now?

Scientists know that Earth has been impacted by large asteroids in the past; however, what happens if a major asteroid hits Earth now?
Scientists know that Earth has been impacted by large asteroids in the past; however, what happens if a major asteroid hits Earth now?

Scientists know that Earth has been impacted by large asteroids in the past, however what happens if a major asteroid hits Earth now?
Scientists know that Earth has been impacted by large asteroids in the past, however what happens if a major asteroid hits Earth now?

Scientists know that Earth has been impacted by large asteroids in the past however what happens if a major asteroid hits Earth now?

1 answer

The correctly punctuated sentence is:

Scientists know that Earth has been impacted by large asteroids in the past; however, what happens if a major asteroid hits Earth now?

This sentence appropriately uses a semicolon before "however" and includes a comma after "however."