Pick the suitable option which gives the correct meaning of the underlined idiom :

Sanya kept blowing her own trumpet throughout the party.

praising herself

The answer is praising herself.

To blow one's own trumpet is an idiom that means to praise oneself or to boast about one's achievements.

The other options are not as accurate. Chatting continuously means talking to someone for a long time without stopping. Irritating everyone means making everyone angry or annoyed. Singing loudly means singing in a high voice.