Observe the following Python function and answer the questions:

$$ def check$\_$item$($lst$,$ item$)$:

$$ return item in lst

$$ items $=[\text{'}$apple$\text{'},$ 'banana', 'cherry'$]$

$$ print$($check$\_$item$($items$,$ 'banana'$))$

$$ print$($check$\_$item$($items$,$ 'grape'$))$

$1$ What is the purpose of this function?

$2$ What will be the output of the print statements?