Question

which of these is likely to be lax? the neck muscles of a newborn baby the jaws of a shark devouring its prey the hooves of stampeding horses the hairdo of a ballerina on stage

Explanation:

New - born babies have under - developed neck muscles, which are often lax. A shark's jaws are strong and powerful when devouring prey. Stampeding horses' hooves are firmly on the ground and not lax. A ballerina on stage has her hair styled firmly and not lax.

Answer:

A. the neck muscles of a newborn baby