Final answer:
c) Crawling and stacking blocks. An 18-month-old toddler typically has gross motor skills such as crawling and running, and fine motor skills such as stacking blocks and using utensils.
Step-by-step explanation:
Gross motor skills typically seen in an 18-month-old toddler include crawling and running. At this age, toddlers are able to crawl on their hands and knees and may start to experiment with walking. Fine motor skills seen in 18-month-olds include stacking blocks and using simple utensils. They may be able to build a small tower of blocks and use a spoon or fork to eat.