Answer:
See the explanation below, please.
Explanation:
The elements of the periodic table that belong to the same group (each column) have similar physical and chemical properties. This is because they have the same number of electrons in their last electronic layer.
Example of electronic configuration of elements of GROUP IA:
Hydrogen: 1s ^ 1
Lithium: 1s ^ 2 2s ^ 1
1 milliliters in one milligram.
Sex cells have one set of chromosomes; body cells have two.
I hope this helps you.
It would be D Because the earth orbits the sun