In the following question, out of the four alternatives, select the one which is opposite in meaning to the given word.  Virulent

In the following question, out of the four alternatives, select the one which is opposite in meaning to the given word.  Virulent Correct Answer Benignant

The correct answer- 'Benignant'
Key Points 

• The word Virulent means marked by a rapid, severe, and destructive course. It can also mean full of malice or venomous. (एक तीव्र, गंभीर और विनाशकारी पाठ्यक्रम द्वारा चिह्नित। इसका अर्थ द्वेष या विष से भरा हुआ भी हो सकता है)
• Now let us look at the meaning of some of the other words:
• Angry means feeling or showing strong annoyance, displeasure, or hostility; full of anger. (मजबूत झुंझलाहट, नाराजगी या शत्रुता महसूस करना या दिखाना; क्रोध से भरा हुआ।)
• Benignant means serenely mild and kindly. (शांति से सौम्य और दयालु।)
• Bestial means lacking intelligence or reason. (बुद्धि या कारण की कमी।)
• Harsh means unpleasantly rough or jarring to the senses. (अप्रिय रूप से खुरदरा या इंद्रियों को झकझोरने वाला।)

Hence, option 3 is the correct antonym.