The singsong, high-pitched speech with slow, exaggerated pronunciation that parents use with babies is called A) telegraphic speech. B) motherese. C) morphemes. D) pragmatics

B) motherese

Explanation:

Motherase also known as baby talk is the child language that mothers often use when they are communicating with their young ones so that they would be able to understand what they are trying to say at times.

B) motherese.

Explanation: Motherese also known as caregiver's speech, child directed speech or infant directed speech, is the term used to explain how infants and children develop or learn how to speak or use language following the way their caregivers or parents speak to them.

Motherese has different features from the languages spoken by adult, it icludes exaggerated intonation, and increased repetition of words etc.

the right answer is a