Answer:
B
Explanation:
make note of dates in chronological order.
Answer:
it's the 2nd one some research on the topic has been done by the students
Explanation:
in the 1st one they use have wrong and the 3rd one they need a word before done and the 2nd one has the word needed been
It is a COMPOUND SENTENCE as it is made up of two independent clause (a clause has a subject an a predicate and it does not need the other clause in order to convey meaning). This independent clauses are joined by the coordinating conjuction “and”.
The answer to this is symbol because symbol stands for an abstract idea such as an idea, quality, concept or condition.