From the sentence “mobile phones have only been popular since the 1990s", it is possibl...

✂️ a) Mobile phones were only popular in the 1990s

✂️ b) Mobile phones are more popular nowadays than in the 1990s.

✂️ c) Mobile phones were popular in the 1990s and are still popular these days.

✂️ d) Mobile phones were popular in the 1990s but their popularity has faded since then.

Responda: From the sentence “mobile phones have only been popular since the 1990s", it is possible to understand that: