A bell ring is the signal
Answer: I am also not sure I also need points.
Explanation: so sorry
The correct option is option A.
Answer:
disinfectants to clean the toilets, water and soap for cleaning the floor
Today in modern world lot of facalities and dramas also source of refreshment and entertainment.
In past there is no facalities print of drama is black and white but today it is more engaging due to developed prints are available..
