Answer:
Passed on September 18, 1850, by Congress, The Fugitive Slave Act of 1850 was part of the Compromise of 1850. The act required that slaves be returned to their owners, even if they were in a free state. The act also made the federal government responsible for finding, returning, and trying escaped slaves.
Explanation:
I don't understand what you want me to say
The answer to this question is <span>object permanence.
</span><span>object permanence refers to a mental understanding that an object is still stays in that place eventhough we stop observing it.
The ability for infants to understand the concept of object permanence started to develop when the infants enter the age of 4-7 months old.</span>