What is the answer to this question

Which of these statements best describes the st. lawrence seaway? the st. lawrence seaway connects the st. lawrence river with the arctic ocean. the st. lawrence seaway provides an important trading route between the u.s. and mexico. the st. lawrence seaway provides an important trading route for the u.s, but has little value for canada. the st. lawrence seaway connects the great lakes, the st. lawrence river, and the atlantic ocean.

Modern whales developed their traits through natural selection what occurs during the process of natural selection

Plsss > .< compare and contrast the characteristics of flatworms rounds worms and earthworms