A home decor company produces five different products - Bed sheets, Clocks, Wall hangings, Curtains and Wall stickers. The sales of these five products (in lakh number of packs) during 2018 and 2019 are shown in the following bar-graph.

Based on the given information, sales have increased by nearly 55% from 2018 to 2019 in the case of:

From the graph,

Percentage increase in Bed sheets from 2018 to 2019 = $$\frac{48.17-20.15}{20.15}\times100=\frac{28.02}{20.15}\times100=139.05\%$$

Percentage increase in Wall hangings from 2018 to 2019 = $$\frac{37.16-5.93}{5.93}\times100=\frac{31.23}{5.93}\times100=526.64\%$$

Percentage increase in Curtains from 2018 to 2019 = $$\frac{12.21-7.88}{7.88}\times100=\frac{4.33}{7.88}\times100=54.95\%$$

Percentage increase in Wall stickers from 2018 to 2019 = $$\frac{10.19-5.01}{5.01}\times100=\frac{5.18}{5.01}\times100=103.39\%$$

$$\therefore\ $$The percentage increase in Curtains from 2018 to 2019 is nearly 55%

Hence, the correct answer is Option D