Casualization of the workforce refers to the trend of shifting employment structures from permanent, full-time positions to temporary or casual work. This trend often involves employing workers on a short-term basis, with minimal job security, limited benefits, and a lack of employment protection.
The correct answer is: Increase in vulnerability of workforce.
Explanation:
The following data represents the income of a country for a year: 
Calculate the National Income (NI) of the country.
The following data shows the number of students in different streams in a school: 
Which type of graph is best suited to represent this data?
Rearrange the following parts to form a meaningful and grammatically correct sentence:
P. a healthy diet and regular exercise
Q. are important habits
R. that help maintain good physical and mental health
S. especially in today's busy world