Answer:
have
Explanation:
Shanti as well as her friends HAVE won the prizes.
The word that best completes the sentence is "have" as it shows that Shanti and her friends won the prizes, which denotes ownership.
1) C
A - them is unnecessary in this and you would need to add “his” in order for this to work
B- His is unnecessary, “both sisters are taller” is more proper sounding
D - “the two both his sisters are taller”, the two is unnecessary, and the is unnecessary, to make this work it would be “both his sisters are taller”
2) Im pretty sure it’s B but I’m not 100% sure