Question

Among the following, a null set is (where N is the set of natural numbers)
A) {*:* < 5 and XEN
B) {x:x = 4, xe N}
C) { :x +1=0, xe N}
D) {x: x is even prime}​

Answer 1

Answer:

option a is null set

Step-by-step explanation:

this is very simple bro