What is seen in the middle of March and April that can’t be seen at the beginning or end of either month? (My musical theatre teacher asks riddles everyday and we get points if we get then right) 1st correct answer gets brainliest

R " can be seen in the middle of March and April that can't be seen at the beginning or end of either month.

R " can be seen in the middle of March and April that can't be seen at the beginning or end of either month. i took the assessment! lily~chan