I don't want the answer just check because I'm unsure

Question

1) Definite article for the following noun?

maestra

el <---
la
las

2) Definite article for the following noun?

clase

las
los
la <---
el

3) Indefinite article for the following noun examenes?

unos <---? or un
unas
un
una

Is "la mapa" definite article and noun agreegment correct or incorrect?

Incorrect?

Correct plural form for la nina?

las ninos
las ninas <---?
los ninos
la ninas

Answer 1

I'll send this to our Spanish expert, SraJMcGin.

Answer 2

how long will this take? thank you :)

Answer 3

She may answer in the next few hours.

However, she's a volunteer as are the rest of us tutors. I have no way of knowing when she'll see my email.

Answer 4

Thanks, I did it on my own :D got an A

Answer 5

1. la maestra

el mapa

las niñas

How did you get an A with 3 errors?

Sra

Answer 6

1-la
2-la
3-unos
4- el mapa
5- las niñas