Final answer:
The subject of 'Fruit and Insects' by Rachel Ruysch is the depiction of fruit and insects, which aligns with her specialties in painting detailed flowers and small creatures as part of her highly regarded still life works.
Step-by-step explanation:
The subject of the artwork 'Fruit and Insects' by Rachel Ruysch is indeed 3) Fruit and Insects. Rachel Ruysch was renowned for her intricate and lifelike still life paintings that often featured flowers and small creatures. Her ability to capture the delicate details of nature can be attributed to her early exposure to the scientific studies of her father, which allowed her to develop a keen eye for accurately depicting nature. Despite the demands of motherhood, with ten children, Ruysch continued to be a prolific painter, producing more than 250 works over her career.
As a prominent figure in Dutch Baroque painting, especially in a genre that was considered more suitable for women artists during that period, she made significant contributions to still life painting, particularly in floral arrangements, which were a popular subject of the time.