C. is the answer. Archaeologists studies the things that are man made or fossilized from the past. Like Indiana Jones!
D. would be an anthropologist. That is someone who studies traditions and customs. No matter the time period.
life on earth started 3.8 billion years ago
Presumably he was rather busy as Commander-in-Chief of the Continental Army, a position to which he was appointed in June, 1775. The fighting was underway well before the Declaration of Independence was signed in July (or August, or November, depending on who you ask) of 1776. The battles of Lexington and Concord in April, 1775 are usually considered to mark the beginning of the war.
The age of Pericles was characterized by an outburst in the arts and literature in Athens.
Answer: Hi!
The first President of the Unit States was George Washington. Fun fact - he actually didn't want to be the president, but people wanted his leadership so much that he eventually agreed.
Hope this helps!