Answer:
iron
Your water might be affected by iron, which is a commonly-occurring constituent of drinking water. Iron tends to add a rusty, reddish-brown (or sometimes yellow) color to water. If the color is more black than red, your water might contain a combination of iron and manganese.
The user interface (correct answer is a)
Program Pseudocode graphically present the detailed sequence of steps needed to solve a programming problem.
<h3>What are Pseudocode?</h3>
These are known to be a set of codes that a program has graphically depicted all of its sequence of steps that can be sued to handle a programming problem.
Note that Pseudocode is a form of artificial and man made informal language that is often used by programmers to create algorithms.
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Communication: Communication is one way to be connected to
the network and use the internet. It helps maintains communication with other
network users. A few examples include email, IM services, video conferencing,
Skype and many more.
File sharing: Easily sharing files and data. From businesses
to schools to friends, everyone sends files to through internet and this has
become an essential part of life. Various services like Gmail and yahoo mail
are used.
Social networking: This is an essential medium to
communicate with friends and family members. Examples include Facebook,
Twitter, and Instagram.
