As road traffic increases, elevated highways are built to solve the problem of traffic jam. (Identify the incorrect part of the sentence)

উত্তরঃ The question in the image asks to *identify the incorrect part of the sentence*: > "As road traffic increases, elevated highways are built to solve the problem of traffic jam." According to the answer marked as *correct*, the issue lies with *"road traffic"* — but actually, that's not the problematic part. Let's break it down: --- ✅ Let's analyze the sentence: - *"As road traffic increases"* – grammatically correct.   - *"elevated highways are built"* – also fine.   - *"to solve the problem of traffic jam"* – ❗ here's the issue. --- 🔴 Problem: "*traffic jam*" We should say *"traffic jams"* (plural) or *"the traffic jam problem"*. 🔹 The correct phrase would be: > "...to solve the problem of *traffic jams*." --- ✅ Corrected sentence: > *As road traffic increases, elevated highways are built to solve the problem of traffic jams.* --- 🔍 So, the actual incorrect part is: 👉 *"traffic jam"* (should be plural or rephrased) --- Looks like the answer key in the image marked *"road traffic"* as incorrect by mistake. It's actually fine! ✅