Respuesta :

Answer:

( a ) an even number

Step-by-step explanation:

The product of a non - zero whole number and its successor is always an even number.

SETHLAMPTEY

Answer:

A

Let a non-zero is X, if X is odd number than Successor become even. ( A+1= even number ) X is odd ×(A+1)= Even. If X is even number than Successor become odd

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