(a) A hero is going to save the world from Covid-19 virus. Guess who? Using appropriate software, sketch the following parametric curve to identify the hero. State the name of the software. Print-screen the curve and the coding that use to sketch the curve. x(t) =1211 +16/2 11+1248 21 121 31-16|84+ - 51 - 1 1 - 6 41- 71 218+189+%-10 - - 11 - 11131114- 151-31-16|| ---15--8-4 21-4-3-2-4-3-5-2) 24 +-271+ (14151| 1611)* - 3(18271-\ 281+1)* + "cos($(14-11-|-13) +14c054081811 1191+1) - {(k-18 = 119) ? cos($(x191|-241) + Osin(5 (18-21-1 21 +1) -01-13 + 2 +20.1171_614251_, 1-17 1-25 y(t)=14||10|t-11-4|1-2-4t - 31 -10|1 - 41+ 4 29 - - - - -7 + 281+31-931101 + 1*2131 v-14-571151 +618181 1901171 + -181+ } } 233 \ 24 +2|82517|8271128|| + 30-01-1873 - 5 (181-1891_) 540-101|-11-19 **(x261-18271-2)2 sin($(x-11-K-13). sin( 508187419+1)] + sin($(1191824) osin( (* 21- K -2 -1) - 31 - 3_141-8 +7.13. 511-25_1451 216 1-13 2 1-25 Ost