Update app.py

app.py

@@ -102,6 +102,10 @@ BIO_TOPICS = [
     "Ecology"
 ]
 
+exam_mode = [ "exam mode", "learning mode"
+    
+]
+
 chosen_topic = None
 
 
@@ -115,6 +119,12 @@ with gr.Blocks() as demo:
 
     topic_output = gr.Markdown()
 
+    with gr.Row():
+        exam_dropdown = gr.Dropdown(choices=exam_mode, label = "Which mode would you like it"
+        exam_button = gr.Button("Confirm mode")
+
+    exam_output = gr.Markdown()
+
     chatbot = gr.ChatInterface(respond, type="messages", title="ACE it!")
 
     topic_button.click(set_topic, inputs=topic_dropdown, outputs=topic_output)