Concept:The formation of land, seas, and vegetation belongs to the third day of creation in the biblical account.
Explanation:On the first day, God created light and separated it from darkness.
On the second day, God made the sky to divide the waters above from the waters below.
On the third day, God gathered the waters into one place, forming the seas.
Dry land appeared as the waters receded, and God called it "earth".
Then God commanded the land to produce vegetation, plants, and fruit-bearing trees.
The sun, moon, and stars were not made until the fourth day.
Therefore, land, sea, and vegetation all appeared on the same day.
Answer:C. third day