Hich best corrects the run-on sentence? The Belt of Orion has three bright stars in a row it is visible in the Northern Hemisphere.
a. The Belt of Orion has three bright stars in a row. In the Northern Hemisphere, it is visible.
b. The Belt of Orion has three bright stars in a row, and it is visible in the Northern Hemisphere.
c. The Belt of Orion is visible in the Northern Hemisphere; has three bright stars in a row.
d. The Belt of Orion has three bright stars in a row; visible in the Northern Hemisphere.