Answer to Question 1
ANS: B
When children reach a height of 89 cm (35 in), they should sleep in a bed rather than a crib.
Answer to Question 2
ANS: A, B, C, D
Tasks accomplished by an 18-month-old toddler include eating well with a spoon and cup, running clumsily, walking up stairs, pointing to common objects such as shoes, and building a tower with three or four blocks. An 18-month-old toddler has a vocabulary of only 10 words, not 300. Toddlers cannot dress themselves in simple clothing until 24 months of age.