Answer is 0 If all options were different, the chance would be 25% (1 in 4) but, as there are two 25% options, the chance of picking 25% is 50% For the remaining options, the chance of picking B and getting the correct response is 0 as the chance of picking 50% is 25% (1 in 4). Likewise with C (the chance of picking 60% is also 25% or 1 in 4. So it is impossible to select an option at random and that option is the correct chance. So there's my neuron exercise quota for the day. But check the source of the pic (the Art of trolling that is, not Bean Flying, but I'm not sure the two are unrelated 😡 )