Ravleen Kaur
Hello student,
The answer is fourth part. When more than two groups are present the products are predicted in the way given below.
1. Two activating group, one which is more activating proceeds the reaction.
2. One activating and other deactivating (B part) , one which is activating attaches the electrophile at ortho position which is least hindered.
Regards
Ravleen Kaur
