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থিম নির্বাচন

আপনার পছন্দের থিম বেছে নিন।

Choose the correct passive form of the following sentence:
'The authorities must address these environmental issues immediately'.

A. These environmental issues must be addressed by the authorities immediately.
B. These environmental issues are being addressed by the authorities immediately.
C. These environmental issues had to be addressed by the authoritics immediately.
D. These environmental issues must have been addressed by the authorities immediately.
সঠিক উত্তরঃ A. These environmental issues must be addressed by the authorities immediately.
Explanation: