I believe c is the answer
Answer:
carbon dioxide raised
Explanation:
The first thing that pops into my head is something my grandpa told me and that was the carbon dioxide levels raised exponentially because of the wailing period. the led to many environmental changes across the globe.
the strands make up a mollecular compound consisting of the parts of the remaining dna that came from the parents which originated from jesus
3.the ion channels that are open in the cell