One of the first famous animals in the early debate about whether or not animals can do math was a horse named .

Clever Hans

Explanation:

This case or scenario dated back to the late 19th century . It began with German mathematics teacher called Wilhelm Von Osten. The issue or case of "Clever Hans" began in 1911

Clever Hans

"Clever Hans" as it is called is known generally as a horse that is able to read, spell, and solve math problems by stomping out answers when it is asked.

This was the original horse that can communicate with humans in different ways that are not easy to grasp.

more than 1 person for sure

c- companies fail to take environmental protection into account. i think