Direction: The following item has part of the sentence followed by four alternatives. Complete the sentence by choosing the correct alternative.
The morning light had only then begun to
1
strengthen and the mountains turned red as the sun made its way up.
2
strengthening and the mountains turned red as the sun made its way up.
3
strength and the mountains turned red as the sun made its way up.
4
strengthening and the mountains turned red as the sun make its way up.