When you join to independent clauses with a conjunction you stablishes the equality in this clauses, however in this case you can see that the clauses have a causal relation, it could be said If you don’t hold my hand, I will drown, in this case the best conjunction to put the clauses together is “or” “Hold my hand or I will drown.”
Answer:
four boys
Explanation
as it describes the quantity which comes under adjective of quantity
Answer:
The author is trying to say that it's worthless to be classified as a citizen if you cannot vote, just as it is worthless to have a boat if you have no oars.
No light can escape from it. If the way we see things and colors is the light being absorbed and reflected, we cannot see a black hole if no light can be reflected. The only way scientists can tell if a black hole is present is the impact of it to the surrounding stars and gas.