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Select all of the true statements.$\newline$Multi-select Choices:$\newline$(A) $6 \times 10^5$ is $20$ times as much as $3 \times 10^4$.$\newline$(B) $7 \times 10^3$ is $100,000$ times as much as $7 \times 10^{-3}$.$\newline$(C) $9 \times 10^{-5}$ is $0.01$ times as much as $9 \times 10^{-3}$.$\newline$(D) $3 \times 10^4$ is $20$$0$ times as much as $20$$1$.