In the 1920s, mass media popularizs which of these sports heroes?

They Helped Babe Ruth In The 1920s That's Your Answer :)

In the 1920s, mass media helped popularize Babe Ruth.

Babe Ruth is the answer you are looking for.

Hope this helps. If it did, please mark me as brainliest.

d. it adversely affected american productivity

not sure might be he acquired the entire oregon territory from great britain