_______ allows a user to share ideas, activities, events and interests, among the people.

Correct option is B

1. Social networking sites enable users to connect with others, share photos, videos, messages, and even create events to invite others to join.
2. These sites play a significant role in both personal and professional networking, helping people stay in touch and build communities.
3. Social media also enables businesses and influencers to engage with their audience, providing a platform for marketing, customer feedback, and advertising.
   

• Adware: Refers to software that displays unwanted ads while the user is online. It does not relate to sharing ideas and activities.
• Cookies: These are small files stored by websites to track user activity and preferences but do not allow sharing ideas or events.
• Open source software: This refers to software whose source code is freely available for modification and distribution, but it is unrelated to sharing ideas or activities among users.