Which of the following gates will have an output of `1`?

Which one of the following gates will have an output of 1 ?

Which one of the following gates will have an output of 1 ?

Which of the following will have an output of 1 :-

Which of the following will have an output of 1 :-

Which of the following will have an output of 1 :-

Which of the following will have an output of 1 :-

Which of the following gates (figure) will have an output of 1 ?

In a three-input logic gate, first two inputs are in state 1 and the third is 0. For which of the following gates, does the output become 1?

Which of following gates produces output of 1?