Answer: b)Change blindness
Explanation:
Change blindness is defined as situation where alteration in visual stimulus takes place but gets unnoticed by the observer. Change blindness usually occurs in situation where visual rapidly flickers, attention of observer is moved etc.This causes distraction is careful observation of person.
According to the question,if a person fails to notice shorter length of sideburns because switching of focus from one man to another caused distraction in attention .Thus, it is a case of change blindness.
Other options are incorrect because face recognition, component oriented recognition and bottom-up process is not depicted through question's scenario.Thus, the correct option is option(b).
I believe the first was the Tahirid dynasty in Khorasan , which was founded during the caliph Al- Ma’mun’s reign.
Answer:
True.
Explanation:
The given statement asserts a true claim as it correctly exemplifies the kinds of social media like blogs, media-sharing sites, and social-networking sites. Social media is associated with the interactive technologies that are computer-mediated which involves the application as well as websites that assist the users to interact and electronically communicate through social-networking sites and blogs. It also aids the users with a platform to interact on a common social platform and share their views through media-sharing sites(in the form of pictures, videos, etc.). Therefore, the given statement is <u>true.</u>