This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to get a boyfriend in your 20s
Try online dating.
Online dating sites are a popular way people find dates and significant others. There are many online dating websites, such as match, okcupid, and zoosk.

Available options: A. Watch out for gay, lesbian, crossfit, and promiscuous sites, as some are more led by men than women. When looking into online dating sites such as facebook, yahoo or, even even better, google their profiles so you have an open ear. B. Many people in their 20s look online for potential dates, so you can start there. Choose flattering pictures that show off your face and body. C. These sites allow you to meet other single (or married) guys in your 20s, and can be a way to find the right guy. Look up a " meet me " section that provides information about your gender. D. Be cautious of dating sites that claim to introduce personal information, such as location, age, and sex. If you're an active participant in the dating field, you may be able to find some useful information online by visiting communities like international dating society.
The answer is:
B.