Which of the following events is most closely associated with the rise of the "baby boomer" generation?

• "The end of World War II" --- is most closely associated with the rise of the "baby boomer" generation.
• The phrase "baby boomer" refers to a person born during the post-World War II baby boom, roughly between 1946 and 1964.

• baby boomer (noun)
English Meaning: a person who was born during the baby boom (= a large increase in the number of children being born) that happened in the UK and the US following the Second World War.
Bangla Meaning: দ্বিতীয় বিশ্বযুদ্ধ পরবর্তীতে যাদের জন্ম।

Example Sentence:
- Many baby boomers are continuing to work well past retirement age.
- The book discusses the social and economic consequences of the ageing baby-boomer demographic.

Source: Cambridge Dictionary.