Question : Fill in the blank with an appropriate option.
It is important to ensure that we all have good, clean water to drink that is not ______ by heavy metals or chemicals.
Option 1: knotted
Option 2: clarified
Option 3: purged
Option 4: contaminated
Correct Answer: contaminated
Solution : The correct answer is the fourth option.
"Contaminated" means that something has been polluted or made impure by the addition or presence of harmful or undesirable substances.
The meanings of the other options are as follows:
Knotted: It refers to something being tied or twisted into knots, and it doesn't fit the idea of water quality or cleanliness.
Clarified: It means to make something clear or pure; it doesn't specifically convey the idea of removing harmful substances like heavy metals or chemicals.
Purged: This term means to rid something of an unwanted quality, condition, or feeling.
Therefore, the correct word to fill in the given blank is contaminated.
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