can you help me on problem 2 of poetry

I want to plant some flowers
to brighten up my lawn;
I'll sit and watch for hours,
the pretty, bursting blooms.

I'll start out with some roses,
they are so nice and red,
and plus, they please the noses
of people walking by.

2.
Which rhyme scheme, if any, is used in this poem?

The first and third lines of each stanza rhyme at the end.
The second and third lines of each stanza rhyme at the end.
The second and fourth lines of each stanza rhyme at the end.
The first and fourth lines of each stanza rhyme at the end.