Many Bangladeshis work (a)________ , particularly in the Middle East, due to high (b) ________  and their reputation for hard work. Unfortunately, many of them have to do low-paying jobs due to a (c) _________ of language skills. Improving language skills (d) _______  going abroad will help them secure better jobs, receive fair pay, and support their families and the economy more (e) ______.

(Fill in gap with a suitable word based on the information of the text.)