The correct option is B 2 and 3 only
Explanation:
Chittagong armoury raid, also known as the Chittagong uprising, was an attempt on 18 April 1930 to raid the armoury of police and auxiliary forces from the Chittagong armoury in the Bengal Presidency of British India (now in Bangladesh) by armed Indian independence fighters led by Surya Sen.
The Chittagong Uprising began on April 18, 1930. The group, led by Surjya Sen, raided the AFI Armoury, the railway station and the telegraph office, and proclaimed the Provisional Government under the Hindustan Republican Army.