10107218
contestada

The reason cows belch methane gas and humans do not is because ?
a. Cows have a two-chambered stomach
b. Cows digest the grass they eat into carbon dioxide
c. Cows ferment their food while it is digesting and nitrous oxide is a by product.
d. Cows ferment their food while it is digesting and methane gas is a by product

https://www.nytimes.com/2020/10/21/climate/beef-cattle-methane.html?smid=url-share