Question

Q1. Suppose you are a spy and you want to hide some documents inside the soil
for several years. In a bag made from which of the following materials will you
keep these documents before burying?
Cotton, PVC, Metal box ?​

Answer 1

Answer:

pvc

Explanation:

because polyvinyl chloride doesn't degrade

Answer 2

Explanation:

metal box

pvc and cotton is not good option bcoz document will get damaged in these id they had buried for several years