Detailed Instructions: In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
Q: [header] How to deal with toddler growth spurts [title] Understand that growth spurts can lead to troubled sleep. [step] Growth spurts often lead to troubled sleep for a long stretch of time (usually weeks) while your baby quickly gains weight and grows. Growth spurts occur at any time but may also happen specifically during the third, sixth , 12th , 24th and 36th week after birth. <sep> (A) These episodes may increase as the fetus becomes aware of his environment at any given time. The body gets used to a different sensation (called thirst) and he develops hunger. (B) While growing, your baby might act as if he is in a fog because he is not getting the sleep he needs. [substeps] Luckily there are ways you can help your baby sleep better, as described in the following steps. (C) [substeps] You may also notice family (including your baby's mom) experiencing development spurts. [title] Take your baby to see a pediatrician to rule out underlying medical causes. (D) [substeps] They can cause confusion, slurred speech, bluish cheeks, and uncontrolled misbehavior. These symptoms can last for additional weeks or longer.
A:
B