var A = polls.filter(e => e.type === "A")
var B = polls.filter(e => e.type === "B")
var C = polls.filter(e => e.type === "C")    


function showA() {
    setfilteredPolls(A)
}

function showB() {
    setfilteredPolls(B)
}

function showC() {
    setfilteredPolls(C)
}