Answer:
c
Explanation:
b is not talking about vaccines and d is against vaccines
Hope this helps!
Explanation:
Limestone acts as a soil acid neutralizer and consists of eithercalcium and magnesium carbonate orcalcium carbonate. These are called dolomitic limestone and calciticlimestone respectively
Air has mass and density, and. cold air is denser than warm air.
The same amount of water as oil air