Answer for 3 and 4 please

Answer:
3. D: px
4. B: web page
Explanation:
All font sizes are measured in px unless specified otherwise (in em's for example).
The correct answer is a web page because itself is a unique file that displays multimedia components.
Answer:
Q3: Font size is measured in pt (point) which can be converted into centimeter(cm)
Q4: The answer is webpage
Explanation:
Q3: Font size is measured in pt (point) which can be converted into centimeter(cm)
Q4: A unique file with unique name and address is a webpage.
because webserver and browser are software while website is collection of webpages.