2. For each of the following propositions, identify simple propositions, express the compound proposition in symbolic form, and determine whether it is true or false: (a) The world is flat or zero is an even integer. (b) If 432,802 is a multiple of 4, then 432,802 is even. (c) 5 is a prime number and 6 is not divisible by 4. (d) 3 ∈ Z and 3 ∈ Q. (e) 2/3 ∈ Z and 2/3 ∈ Q. (f) The sum of two even integers is even and the sum of two odd integers is odd.