In the 1990s, development, pollution, and evolving land uses intruded on eastern tiger salamanders' breeding sites. This salamander species is the largest land-dwelling salamander in North America. It almost became extinct in the state. Which sentence could be added to the paragraph while maintaining a consistent tone?

I think salamanders deserve more attention.

Salamanders face dangers caused by humans.

People should leave salamanders alone.

Salamanders are awesome animals.

Salamanders face dangers caused by humans

what she said

Explanation:

i to lazy to type it out but i took the test

a complex sentence consists of an independent clause and one or more dependent clauses.  

to write complex sentences, we must use subordinating conjunctions.  

all the complex sentences begin with a subordinating conjunction and when it occurs, a comma must be place at the end of the dependent clause. on the contrary, if the sentence begins with an independent clause, then no comma is used.

after  

although  

as  

because  

before  

if  

since  

when  

for example,  

after she won the competition, she became very popular.  

although my father was hurt, he continued fighting for his rights.  

as all of you got a ten, you will be able to leave early today.  

before he went to the war, he asked his parents to bless him.  

if it is cold, i won’t go out.  

since you didn’t bring the homework, you will get low grades.  

when it is hot in the town, everyone goes to the beach.