Question

which of these is a subtask of brushing your teeth? squeezing out the toothpaste getting ready for bed

Explanation:

Brushing teeth involves steps like getting toothbrush and toothpaste ready. Squeezing out toothpaste is a part of the tooth - brushing process, while getting ready for bed is a broader activity not directly a subtask of brushing teeth.

Answer:

squeezing out the toothpaste