Ans:
DAnalysis:
Cost/Costs The video subscription is singular so we need singular 'costs'
Comparison:
We are comparing the cost of video service subscription to the cost of a movie ticket in theater. So we need to look for answer choice that compare the costs correctly.
A. some economically conscientious parents remind their kids that monthly in-home streaming video services
subscribing cost about the same as a movie ticket.-
INCORRECTThe cost we are discussing is not cost to subscribe, but actual subscription cost and also we need singular 'costs'
B. some economically conscientious parents remind
them that subscribing to a monthly in-home streaming video service costs about the same as a movie ticket.
INCORRECT'Them' do not have clear antecedant. 'remind their kids' is a better choice.
C. some economically conscientious parents remind their kids that a monthly in-home streaming video service subscription costs about the same as movie tickets -
INCORRECTSubscription is singular and its compared to movie tickets which is plural.
D. some economically conscientious parents remind their kids that a monthly in-home streaming video service subscription costs about the same as a movie ticket does -
CORRECTE. some economically conscious parents remind their kids that monthly in-home streaming video services costs about the same as movie tickets do. -
INCORRECTservices is plural , so we need plural 'costs'