An advertiser wants to allocate additional budget to advertising a new product line. In order to accomplish this goal, the advertiser should create

An advertiser wants to allocate additional budget to advertising a new product line. In order to accomplish this goal, the advertiser should create:
  A)  an ad group specific to the product line with a higher daily budget
  B)  additional text ads that specifically feature the product line
  C)  a campaign with a separate daily budget specific to the product line
  D)  an ad group specific to the product line with targeted ad text