Select the safety measures to be taken to protect one's self from lightning.
Question 4
Following are precautions one must take in case a storm is accompanied by lightning (i) Do not take shelter under a tree (ii) Do not take shelter under an umbrella with a metallic end (iii) Do not take shelter in open garages, storage sheds, etc. (iv) Do not take shelter in a bus in the open.
Which one of these is not correct?