Question
Water contamination has(1)/ become more serious(2)/
since chemists have begun(3)/ to use new substances.(4) Read each sentence to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. Mark the part with the error as your answer. If there is no error, mark ‘No error’ as your answer (Ignore the errors of punctuation, if any).Solution
Solution: The sentence given in the question is correct: Water contamination has become more serious since chemists have begun to use new substances.
a snowflake schema is a logical arrangement of tables in a multidimensional database such that the entity relationship diagram resembles a snowflake sha...
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FAT stands for?
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