Answer:The correct answer is:C) by capturing sunlight for photosynthesis.Leaves are a crucial part of the shoot system of a plant, and their primary function is to capture sunlight for photosynthesis. Here's how:Chloroplasts in leaf cells contain the pigment chlorophyll, which absorbs sunlight.The energy from sunlight is used to convert carbon dioxide and water into glucose and oxygen through photosynthesis.Glucose serves as food for the plant's growth and development.Oxygen is released as a byproduct, contributing to the Earth's atmosphere.