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One rented a helicopter , equipped with a different radar unit . Some organized supply runs , of everything from pizzas to snack food for the search parties . A chiropractor offered free relief to all those who suffered from the strain of four hours of bending over the side of a boat or kayak , looking for something unusual in the water .

What may be the reason for the benefits provided to the rescue squad ?
Select from the following.
(1). None of the above choices .
(2). They wanted to be kind to the rescue squad .
(3). They wanted to reward them for their efforts .
(4). They valued them above others .
(3).