Songs sung by women while working in the fields are often referred to as:

Vallu Paattu
Oppari
Kummi Paattu
Thevaram

The correct answer is: c) Kummi Paattu.

Kummi Paattu are songs sung by women while working in the fields. They are usually rhythmic and repetitive, and help to keep the women’s spirits up while they work. Kummi Paattu are often about the women’s lives and experiences, and can be a way for them to express themselves and connect with each other.

Here is an example of a Kummi Paattu:

Oh, the sun is hot, the work is hard,
But we will keep working, we will not tire.
We are the women of the fields,
We are strong and we are proud.

We will sing our songs, we will dance our dances,
We will celebrate our lives.
We are the women of the fields,
We are the heart of the community.

The other options are:

a) Vallu Paattu: These are songs sung by women while they are grinding grain. They are usually slow and meditative, and help to pass the time while the women work.
b) Oppari: These are songs sung by women while they are mourning the death of a loved one. They are usually very emotional and can be quite haunting.
d) Thevaram: These are devotional songs sung in praise of Hindu gods and goddesses. They are usually very beautiful and can be quite inspiring.