Write letters A-D in the blanks 1-4 to complete the article.

A. despite the difficulties, the value of continuous learning is completely worth the effort

B. workers can easily adapt to modern technology and increase their chances of promotion

C. paying for advanced courses or buying study materials might put a strain on personal budgets

D. many adults find it difficult to manage their time between work, family responsibilities, and taking classes

Lifelong learning is self-motivated learning that is focused on both personal and professional development. This type of learning is essential in today's rapidly changing world. It brings many benefits as it helps us understand the world around us and provides us with better opportunities. Lifelong learners can also face challenges. So, what are these benefits and challenges?

Let's start with the benefits. First of all, continuous learning helps individuals improve their career prospects. By acquiring new skills, (1) . Furthermore, acquiring new knowledge keeps the mind sharp and healthy, which significantly reduces the risk of cognitive decline in old age.

However, becoming a lifelong learner requires overcoming certain obstacles. Time constraints are a major issue, as (2) . Additionally, the cost of education can be a problem. For example, (3) .

In conclusion, lifelong learning has many benefits, but it can also be challenging. In my opinion, (4) . Therefore, we should all try to make learning a lifelong habit.