If the lattice constant of this semiconductor is decreased, then which of the following is correct?

Question

All ${E_c},{E_g},{E_v}$ increase

${E_c}$ and ${E_v}$ increase, but ${E_g}$ decreases

${E_c}$ and ${E_v}$ decrease, but ${E_g}$ increases

All ${E_c},{E_g},{E_v}$ decrease

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