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| Q.4 | Select the most appropriate option that can substitute the underlined segment in the given sentence. If there is no need to substitute it, select ‘No substitution required’. Larger emissions of greenhouse gases lead to higher concentrations in the atmosphere. | |
| Ans | 1. leaded to higher concentrations | |
| 2. have lead to higher concentrations | ||
| 3. No substitution required | ||
| 4. is lead to higher concentrations |
Correct Ans Provided: 3
