<h3>Answer:</h3>
A. Art deco was prominently featured in architecture.
<h3>Explanation:</h3>
Art Nouveau is a global technique of drawing, design and practised art, particularly the beautifying arts. Art Nouveau is an entire art technique: It includes a wide variety of fine and beautifying arts, including planning, drawing, photographic art, internal designing, jewels, chattels, textiles, ceramics, glassful art, and metalwork.
Art Deco is a technique of visible arts, planning and design. It blended moderns techniques with excellent craftsmanship and rich elements. During its adolescence, Art Deco mirrored luxury, attraction, enthusiasm, and belief in social and technological advancement.