Please help I’ll mark as brainliest if correct!

Click on the implied main idea of each selection.

A. Babies have three distinct cries to communicate what they are feeling.
B. The pain cry is the loudest sound a baby can make.
C. Babies communicate differently at different ages.
D. Experts believe that hunger, tiredness, or mild discomfort may cause the basic cry.

Consider the title and souce of the following articles. which one is most likely to exhibit a bias? (a) how to roast beef," by the food editor of a magazine (b) americans experiencing greater fatigue than previous generations, " by a harvard researcher (c) "americans' worsening eyesight not related to computer screen usage," by the public relations director of a major computer manufacturer (d) "sharing the burden: a history of cooperation," by a college professor