Asocial network structure refers to

a. the formal norms and rules of a group that members must abide by
b. the informal connections among individuals within groups
c. the extent of diversity in a formal group
d. the varying skills and knowledge that the members of a group poses

B) the informal connections among individuals within groups

Explanation:

Social network is defined as the connections or links that is established between the individuals through contact and interaction on a social platform.These links are formed in informal way in a group for different purpose like business, relationship, friendship etc.

Other options are incorrect because no particular regulations are used for building group.Social network does not display diversity, distinguishable  information and skills of individual in any group. Thus, the correct option is option(B)

aliens are not real, the myth was created about 700 years ago because people found markings in the field of their crops. also, no there were no aliens on the moon.

hope this ! give brainliest!