Globalization concerns many workers because

Companies will tend to seek lower costs by outsourcing labor

Explanation:

Globalization, in its current form, is led by the large multinationals and neoliberalism. Thus, large corporations settle in many underdeveloped countries in search of abundant raw material and cheap labor. This cheap labor has no alternative but to be subjected to low wages, which, in general terms, ends up shaping the source of misery worldwide. This has been worrying many workers, as the cheapness of mother labor results in lower quality of life for them and their families.

i need to show me the graph so i can give u an answer

most of them using statistics and defining how things are being measured