If you mean BC not bce, then 1520 years. Plus, this is math…
Answer:
noun. an accidental or temporary decline or deviation from an expected or accepted condition or state; a temporary falling or slipping from a previous standard: a lapse of justice.
Explanation:
Sorry i just got this by looking it up (sorry if it's wrong)
Answer:
i'm not sure what the question is. If it is to correct the grammar given, then it would be Mario and Judith <u>a</u><u>r</u><u>e</u><u> </u>studying for <u>a</u><u>n</u><u> </u>upcoming science exam.
What is the essay based on ?