Which term leads to rapid formation of new species through the development of multiple sets of

chromosomes

Select the most appropriate option that can substitute the bold segment in the given sentence.

Select the most appropriate meaning of the highlighted idiom.

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I have been waiting from two hours.

Person who insists on adherence to formal rules or literary meaning

Many kids from rich families become obnoxious due to the upbringing and lavish lifestyle that they have had.

Cater

(i) The umpteen four-wheelers and six-wheelers maintained by the institutions cater to the needs of students.

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