Kat had spent months saving her allowance to buy her mom a present. She was when she saw how happy her mom was when she opened it.
alternated
generated
gratified
melancholy
whimsical

The answer is gratified.

Explanation:

Gratified means give (someone) pleasure or satisfaction.

She was happy to see her mom happy. She was happy to give her mom a present

leonardo was the supreme renaissance painter, scientist, inventor, and polymath. da vinci is widely regarded as one of the greatest minds the world has ever produced. he was interested in everything from music to art and science. da vinci was an immense creative force at the start of the renaissance period. amongst his many works was the immortal painting – the mona lisa.

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