Question

social media platforms have made the collection of qualitative human behavioral data easier than ever. to collect such data by means of social media does raise a serious ethical______ terms of service stipulate that platforms can analyze users’ accounts and posts, according to sociologist jose van dijck, users are not informed when their data are included in behavioral studies. which choice completes the text so that it conforms to the conventions of standard english? a) concern, though; b) concern: though c) concern, though d) concern, though:

Explanation:

The word "concern" is followed by a comma as it is part of an independent clause. "Though" is a conjunctive adverb and should be preceded by a semicolon or a period when joining two independent clauses. Here, "though" is used as a parenthetical element and should be set off by commas.

Answer:

A. concern, though;