Pls help this is due tonight pls and thnks

When do you think it’s best to take the psat (what grade year / when in the year)?

Why did the following change occur? the snow that covered the ground all winter began to melt tempatures rose and flowers started to bloom

At work claire has a deadline that is rapidly approaching. as she works, she finds that she is doing more work in a shorter amount of time than usual. she thinks mor quickly, and her senses and memory are sharper. what is responsible for claire working more effectively?