Note the following:
1. The shape of light bulb, where the shape functions to make the light bulb more energy-efficient and also serves to identify the commercial source of the light bulb
2. The term "Comfortable Shoes" for shoes that have just been introduced to the market
3. The made-up term "Lappy" for a brand of laptops
Which of the following is likely to be granted registration under the present Trade Mark Act, 1999?