Question

what is the most reliable source for data on us retirement age trends?
a financial planning magazine
a bank teller
the us bureau of labor statistics (bls)
social media groups for retirees

Explanation:

To determine the most reliable source for US retirement age trends data, we analyze each option:

• A financial planning magazine may have biased or non - authoritative content.
• A bank teller's knowledge is limited to banking services, not comprehensive retirement age trend data.
• Social media groups for retirees have anecdotal and unvetted information.
• The US Bureau of Labor Statistics (BLS) is a government agency that collects and publishes official, comprehensive, and reliable labor - related data, including retirement age trends.

Answer:

the US Bureau of Labor Statistics (BLS)