37.सर्वप्रथम भारतात वेंडिंग मशीन कुठल्या शहरात आले? In which city
did vending machines first
come to India?
O दिल्ली Delhi
O पुणे Pune
O मुंबई Mumbai
O कोलकत्ता Kolkata

b.provides a written record of the transaction

the answer is b for brother

worldwide, 780 million people do not have access to an improved water source. an estimated 2.5 billion people lack access to improved sanitation (more than 35% of the world's population)

true

explanation: