At what age would you expect a child to be able to tie a bow?

What color would you report seeing if a researcher projects the longest wavelength in the visible spectrum on a screen?

a) red b) blue c) yellow d) violet

In traditional cultures, a(n) ____ sibling, usually a ____, often takes over the main responsibility for childcare from the mother

a. younger; brother b. older; brother c. younger; sister d. older; sister