asked 62.3k views
1 vote
_____ believed that as animals became more complex, so did their emotions.

Charles Darwin
George Romanes
Carolus Linnaeus
Ivan Pavlov

asked
User Greeneco
by
7.6k points

1 Answer

6 votes

The right answer is ivan pavlov

answered
User Bogdan Calmac
by
7.8k points
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