Jack struggled with the shifts in temperature the frosty air of the early morning became a baking heat by midday.

Question

Question
Which revision corrects the run-on sentence?

Answer options with 4 options
1.
Jack struggled with the shifts in temperature, the frosty air of the early morning became a baking heat by midday.

2.
Jack struggled with the shifts in temperature; the frosty air of the early morning became a baking heat by midday.

3.
Jack struggled with the shifts in temperature but the frosty air of the early morning became a baking heat by midday.

4.
Jack struggled with the shifts in temperature and the frosty air of the early morning became a baking heat by midday.

Answer 1

The correct revision that addresses the run-on sentence is:

2. Jack struggled with the shifts in temperature; the frosty air of the early morning became a baking heat by midday.

This option correctly uses a semicolon to separate two independent clauses.