If P means 'We invest in renewable energy,' Q means 'We stop polluting the environment,' and R means 'We future will look bright,' which of the following sentences captures the statement 'Unless we invest in renewable energy, and unless we stop polluting the environment, then the future will not look bright'? Use '^' for the disjunction.

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If P means 'We invest in renewable energy,' Q means 'We stop polluting the environment,' and R means 'We future will look bright,' which of the following sentences captures the statement 'Unless we invest in renewable energy, and unless we stop polluting the environment, then the future will not look bright'? Use '^' for the disjunction.