[tex]what \: is \: the \: sum \: of \: - 4 \times {}^{2} y \: and \: 2 \times {}^{2} y[/tex]

[tex]a \: - 2 \times {}^{4} y {}^{2} \: \:[/tex]
[tex]b \: - 2 \times {}^{2} y[/tex]

[tex]c \: - 2 \times y[/tex]
[tex]d \: \: 2 \times y[/tex]
Please answer it guys
Matinong answer po please
Thank you
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