The sum of two consecutive odd numbers is divisible by $$4$$. Verify this statement with the help of some examples.
$$3+5=8$$, which is divisible by $$4$$
$$15+17=32$$, which is divisible by $$4$$
$$19+21=40$$, which is divisible by $$4$$.
Hence the statement the sum of two consecutive odd numbers is divisible by $$4$$ is verified.