Select the most appropriate option to fill in the blank.

Indian films have ______ added nature without its fury into long romantic songs.

frequently

The most appropriate option to fill in the blank is:

☀ frequently

Explanation for all options:

1. Fretfully: This adverb means in a worried or agitated manner. It doesn't fit the context of adding nature to songs.

2. Frequently: This adverb means often or repeatedly. It fits the context of Indian films frequently adding nature elements to long romantic songs.

3. Formerly: This adverb means previously or in the past. It doesn't convey the idea of adding nature to songs.

4. Fussily: This adverb means in a fussy or overly meticulous manner. It doesn't fit the context of adding nature to songs.